./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.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_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/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_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/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_11469d67-2d5c-462e-8f7e-f1754c0d5018/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 ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:10:57,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:10:57,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:10:57,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:10:57,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:10:57,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:10:57,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:10:57,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:10:57,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:10:57,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:10:57,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:10:57,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:10:57,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:10:57,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:10:57,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:10:57,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:10:57,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:10:57,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:10:57,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:10:57,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:10:57,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:10:57,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:10:57,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:10:57,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:10:57,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:10:57,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:10:57,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:10:57,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:10:57,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:10:57,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:10:57,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:10:57,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:10:57,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:10:57,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:10:57,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:10:57,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:10:57,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:10:57,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:10:57,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:10:57,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:10:57,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:10:57,251 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-22 23:10:57,300 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:10:57,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:10:57,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:10:57,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:10:57,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:10:57,303 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:10:57,303 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:10:57,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:10:57,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:10:57,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:10:57,304 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 23:10:57,313 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 23:10:57,314 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 23:10:57,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:10:57,314 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:10:57,314 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:10:57,315 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:10:57,315 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:10:57,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:10:57,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:57,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:10:57,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:10:57,316 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:10:57,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:10:57,317 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_11469d67-2d5c-462e-8f7e-f1754c0d5018/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 [2021-11-22 23:10:57,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:10:57,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:10:57,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:10:57,736 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:10:57,738 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:10:57,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2021-11-22 23:10:57,847 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/data/dfbaf5847/2ece32fb87ff46df9e808dc64680643b/FLAG96cbcfea5 [2021-11-22 23:10:58,567 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:10:58,568 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2021-11-22 23:10:58,610 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/data/dfbaf5847/2ece32fb87ff46df9e808dc64680643b/FLAG96cbcfea5 [2021-11-22 23:10:58,713 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/data/dfbaf5847/2ece32fb87ff46df9e808dc64680643b [2021-11-22 23:10:58,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:10:58,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:10:58,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:58,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:10:58,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:10:58,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:58" (1/1) ... [2021-11-22 23:10:58,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26bc2eb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:58, skipping insertion in model container [2021-11-22 23:10:58,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:58" (1/1) ... [2021-11-22 23:10:58,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:10:58,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:10:59,513 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_11469d67-2d5c-462e-8f7e-f1754c0d5018/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[44118,44131] [2021-11-22 23:10:59,536 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_11469d67-2d5c-462e-8f7e-f1754c0d5018/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[44660,44673] [2021-11-22 23:10:59,689 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_11469d67-2d5c-462e-8f7e-f1754c0d5018/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[56247,56260] [2021-11-22 23:10:59,698 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_11469d67-2d5c-462e-8f7e-f1754c0d5018/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[56368,56381] [2021-11-22 23:10:59,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:59,730 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:10:59,784 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_11469d67-2d5c-462e-8f7e-f1754c0d5018/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[44118,44131] [2021-11-22 23:10:59,789 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_11469d67-2d5c-462e-8f7e-f1754c0d5018/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[44660,44673] [2021-11-22 23:10:59,884 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_11469d67-2d5c-462e-8f7e-f1754c0d5018/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[56247,56260] [2021-11-22 23:10:59,890 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_11469d67-2d5c-462e-8f7e-f1754c0d5018/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i[56368,56381] [2021-11-22 23:10:59,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:59,969 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:10:59,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59 WrapperNode [2021-11-22 23:10:59,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:59,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:59,971 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:10:59,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:10:59,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,125 INFO L137 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 20, calls inlined = 24, statements flattened = 1174 [2021-11-22 23:11:00,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:11:00,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:11:00,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:11:00,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:11:00,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:11:00,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:11:00,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:11:00,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:11:00,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:59" (1/1) ... [2021-11-22 23:11:00,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:11:00,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:11:00,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:11:00,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11469d67-2d5c-462e-8f7e-f1754c0d5018/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:11:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:11:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-22 23:11:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:11:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:11:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:11:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:11:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:11:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:11:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:11:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:11:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:11:00,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:11:00,636 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:11:00,638 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:11:02,598 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:11:02,749 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:11:02,749 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-22 23:11:02,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:02 BoogieIcfgContainer [2021-11-22 23:11:02,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:11:02,757 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:11:02,757 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:11:02,767 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:11:02,767 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:02" (1/1) ... [2021-11-22 23:11:02,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:11:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1015 states and 1145 transitions. [2021-11-22 23:11:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1145 transitions. [2021-11-22 23:11:02,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-22 23:11:02,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:03,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1014 states and 1144 transitions. [2021-11-22 23:11:03,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1144 transitions. [2021-11-22 23:11:03,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-22 23:11:03,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:03,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 1013 states and 1143 transitions. [2021-11-22 23:11:03,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1143 transitions. [2021-11-22 23:11:03,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:11:03,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1012 states and 1141 transitions. [2021-11-22 23:11:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1141 transitions. [2021-11-22 23:11:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:11:03,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:03,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 1013 states and 1143 transitions. [2021-11-22 23:11:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1143 transitions. [2021-11-22 23:11:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:11:03,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 1012 states and 1142 transitions. [2021-11-22 23:11:03,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1142 transitions. [2021-11-22 23:11:03,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:11:03,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:03,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1015 states and 1147 transitions. [2021-11-22 23:11:03,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1147 transitions. [2021-11-22 23:11:03,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:11:03,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:03,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 1014 states and 1146 transitions. [2021-11-22 23:11:03,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1146 transitions. [2021-11-22 23:11:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:11:03,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:03,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1015 states and 1148 transitions. [2021-11-22 23:11:03,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1148 transitions. [2021-11-22 23:11:03,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:11:03,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1016 states and 1150 transitions. [2021-11-22 23:11:04,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1150 transitions. [2021-11-22 23:11:04,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:11:04,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1017 states and 1152 transitions. [2021-11-22 23:11:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1152 transitions. [2021-11-22 23:11:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:11:04,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:04,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1016 states and 1150 transitions. [2021-11-22 23:11:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1150 transitions. [2021-11-22 23:11:04,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:11:04,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:04,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1017 states and 1152 transitions. [2021-11-22 23:11:04,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1152 transitions. [2021-11-22 23:11:04,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:11:04,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:04,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 1018 states and 1154 transitions. [2021-11-22 23:11:04,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1154 transitions. [2021-11-22 23:11:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:11:04,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1020 states and 1158 transitions. [2021-11-22 23:11:04,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1158 transitions. [2021-11-22 23:11:04,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:11:04,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:04,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1019 states and 1157 transitions. [2021-11-22 23:11:04,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1157 transitions. [2021-11-22 23:11:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:11:04,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:04,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1020 states and 1158 transitions. [2021-11-22 23:11:04,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1158 transitions. [2021-11-22 23:11:04,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:11:04,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:05,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1021 states and 1160 transitions. [2021-11-22 23:11:05,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1160 transitions. [2021-11-22 23:11:05,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:11:05,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:05,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1024 states and 1164 transitions. [2021-11-22 23:11:05,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1164 transitions. [2021-11-22 23:11:05,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:11:05,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:05,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1023 states and 1163 transitions. [2021-11-22 23:11:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1163 transitions. [2021-11-22 23:11:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:11:05,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:05,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1023 states and 1161 transitions. [2021-11-22 23:11:05,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1161 transitions. [2021-11-22 23:11:05,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-22 23:11:05,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:05,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1023 states and 1157 transitions. [2021-11-22 23:11:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1157 transitions. [2021-11-22 23:11:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:11:05,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:05,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1023 states and 1155 transitions. [2021-11-22 23:11:05,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1155 transitions. [2021-11-22 23:11:05,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:11:05,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,006 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 [2021-11-22 23:11:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1028 states and 1164 transitions. [2021-11-22 23:11:06,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1164 transitions. [2021-11-22 23:11:06,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:11:06,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:11:06,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:06,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1030 states and 1167 transitions. [2021-11-22 23:11:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1167 transitions. [2021-11-22 23:11:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:11:06,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:06,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:07,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1032 states and 1173 transitions. [2021-11-22 23:11:07,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1173 transitions. [2021-11-22 23:11:07,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:11:07,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:07,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1031 states and 1172 transitions. [2021-11-22 23:11:07,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1172 transitions. [2021-11-22 23:11:07,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:11:07,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,557 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 [2021-11-22 23:11:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:07,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1032 states and 1173 transitions. [2021-11-22 23:11:07,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1173 transitions. [2021-11-22 23:11:07,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:11:07,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1031 states and 1172 transitions. [2021-11-22 23:11:07,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1172 transitions. [2021-11-22 23:11:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:11:07,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,046 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 [2021-11-22 23:11:08,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1032 states and 1174 transitions. [2021-11-22 23:11:08,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1174 transitions. [2021-11-22 23:11:08,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:11:08,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:08,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1035 states and 1180 transitions. [2021-11-22 23:11:08,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1180 transitions. [2021-11-22 23:11:08,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:11:08,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:08,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1034 states and 1179 transitions. [2021-11-22 23:11:08,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1179 transitions. [2021-11-22 23:11:08,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:11:08,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,918 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 [2021-11-22 23:11:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1035 states and 1181 transitions. [2021-11-22 23:11:09,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1181 transitions. [2021-11-22 23:11:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:11:09,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:09,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:09,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:09,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1034 states and 1180 transitions. [2021-11-22 23:11:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1180 transitions. [2021-11-22 23:11:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:11:09,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:09,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:09,539 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 [2021-11-22 23:11:09,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1035 states and 1182 transitions. [2021-11-22 23:11:09,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1182 transitions. [2021-11-22 23:11:09,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:11:09,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:10,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1038 states and 1186 transitions. [2021-11-22 23:11:10,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1186 transitions. [2021-11-22 23:11:10,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:11:10,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,181 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 [2021-11-22 23:11:10,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:10,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1039 states and 1189 transitions. [2021-11-22 23:11:10,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1189 transitions. [2021-11-22 23:11:10,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:11:10,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:10,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1039 states and 1188 transitions. [2021-11-22 23:11:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1188 transitions. [2021-11-22 23:11:10,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:11:10,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:10,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1038 states and 1187 transitions. [2021-11-22 23:11:10,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1187 transitions. [2021-11-22 23:11:10,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:11:10,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,912 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 [2021-11-22 23:11:11,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:11,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1039 states and 1189 transitions. [2021-11-22 23:11:11,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1189 transitions. [2021-11-22 23:11:11,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:11:11,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:11,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1042 states and 1193 transitions. [2021-11-22 23:11:11,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1193 transitions. [2021-11-22 23:11:11,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:11:11,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:11,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1041 states and 1192 transitions. [2021-11-22 23:11:11,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1192 transitions. [2021-11-22 23:11:11,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:11:11,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,638 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 [2021-11-22 23:11:11,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:12,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1042 states and 1194 transitions. [2021-11-22 23:11:12,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1194 transitions. [2021-11-22 23:11:12,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:11:12,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:12,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1041 states and 1193 transitions. [2021-11-22 23:11:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1193 transitions. [2021-11-22 23:11:12,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:11:12,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,287 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 [2021-11-22 23:11:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1042 states and 1195 transitions. [2021-11-22 23:11:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1195 transitions. [2021-11-22 23:11:12,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:12,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1045 states and 1199 transitions. [2021-11-22 23:11:12,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1199 transitions. [2021-11-22 23:11:12,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:12,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:13,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:13,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1044 states and 1198 transitions. [2021-11-22 23:11:13,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1198 transitions. [2021-11-22 23:11:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:13,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:13,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:13,107 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 [2021-11-22 23:11:13,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:13,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1045 states and 1200 transitions. [2021-11-22 23:11:13,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1200 transitions. [2021-11-22 23:11:13,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:11:13,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:13,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:13,726 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 [2021-11-22 23:11:13,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:14,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1046 states and 1203 transitions. [2021-11-22 23:11:14,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1203 transitions. [2021-11-22 23:11:14,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:11:14,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:14,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1046 states and 1202 transitions. [2021-11-22 23:11:14,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1202 transitions. [2021-11-22 23:11:14,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:11:14,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1049 states and 1206 transitions. [2021-11-22 23:11:14,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1206 transitions. [2021-11-22 23:11:14,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:11:14,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:14,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1048 states and 1205 transitions. [2021-11-22 23:11:14,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1205 transitions. [2021-11-22 23:11:14,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:11:14,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,719 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 [2021-11-22 23:11:14,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:15,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1049 states and 1207 transitions. [2021-11-22 23:11:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1207 transitions. [2021-11-22 23:11:15,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:11:15,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:15,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:15,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1052 states and 1211 transitions. [2021-11-22 23:11:15,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1211 transitions. [2021-11-22 23:11:15,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:11:15,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:11:15,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1068 states and 1230 transitions. [2021-11-22 23:11:15,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1230 transitions. [2021-11-22 23:11:15,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:11:15,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:11:15,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,995 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 [2021-11-22 23:11:16,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:16,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1084 states and 1255 transitions. [2021-11-22 23:11:16,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1255 transitions. [2021-11-22 23:11:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:11:16,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:11:16,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:16,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:16,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1084 states and 1253 transitions. [2021-11-22 23:11:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1253 transitions. [2021-11-22 23:11:16,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:16,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:11:16,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:16,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:11:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1082 states and 1247 transitions. [2021-11-22 23:11:16,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1247 transitions. [2021-11-22 23:11:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:16,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:17,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:11:17,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:17,067 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 [2021-11-22 23:11:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:19,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1097 states and 1268 transitions. [2021-11-22 23:11:19,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1268 transitions. [2021-11-22 23:11:19,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:19,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:19,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:11:19,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:19,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:11:19,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1099 states and 1272 transitions. [2021-11-22 23:11:19,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1272 transitions. [2021-11-22 23:11:19,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:19,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:19,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:19,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:19,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:20,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:20,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1117 states and 1303 transitions. [2021-11-22 23:11:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1303 transitions. [2021-11-22 23:11:20,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:11:20,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:20,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:20,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:20,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:20,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:20,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1120 states and 1307 transitions. [2021-11-22 23:11:20,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1307 transitions. [2021-11-22 23:11:20,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:11:20,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:20,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:21,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:21,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:21,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:22,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1123 states and 1313 transitions. [2021-11-22 23:11:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1313 transitions. [2021-11-22 23:11:22,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:11:22,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:22,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:22,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:22,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:22,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:22,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1126 states and 1318 transitions. [2021-11-22 23:11:22,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1318 transitions. [2021-11-22 23:11:22,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:22,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:22,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:22,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:22,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:23,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:23,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1127 states and 1319 transitions. [2021-11-22 23:11:23,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1319 transitions. [2021-11-22 23:11:23,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:11:23,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:23,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:23,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:23,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:23,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:23,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:23,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1130 states and 1324 transitions. [2021-11-22 23:11:23,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1324 transitions. [2021-11-22 23:11:23,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:11:23,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:23,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:23,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:23,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:23,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:24,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:24,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1133 states and 1330 transitions. [2021-11-22 23:11:24,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1330 transitions. [2021-11-22 23:11:24,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:11:24,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:24,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:24,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:24,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:25,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1136 states and 1335 transitions. [2021-11-22 23:11:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1335 transitions. [2021-11-22 23:11:25,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:11:25,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:25,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:25,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:25,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:25,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:25,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1137 states and 1336 transitions. [2021-11-22 23:11:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1336 transitions. [2021-11-22 23:11:25,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:11:25,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:25,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:25,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:25,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:25,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1140 states and 1341 transitions. [2021-11-22 23:11:25,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1341 transitions. [2021-11-22 23:11:25,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:11:25,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:25,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:25,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:25,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:27,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1143 states and 1347 transitions. [2021-11-22 23:11:27,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1347 transitions. [2021-11-22 23:11:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:11:27,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:11:27,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:27,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1143 states and 1345 transitions. [2021-11-22 23:11:27,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1345 transitions. [2021-11-22 23:11:27,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:11:27,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:27,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:27,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:28,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:28,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1171 states and 1394 transitions. [2021-11-22 23:11:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1394 transitions. [2021-11-22 23:11:28,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:11:28,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:28,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:28,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:11:28,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:29,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:29,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:29,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1174 states and 1398 transitions. [2021-11-22 23:11:29,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1398 transitions. [2021-11-22 23:11:29,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:11:29,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:29,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:29,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:29,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:29,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:30,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1175 states and 1398 transitions. [2021-11-22 23:11:30,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1398 transitions. [2021-11-22 23:11:30,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:11:30,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:11:30,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:30,502 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 [2021-11-22 23:11:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:34,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:34,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1207 states and 1450 transitions. [2021-11-22 23:11:34,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1450 transitions. [2021-11-22 23:11:34,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:11:34,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:34,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:34,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:34,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:34,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:37,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:37,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1217 states and 1466 transitions. [2021-11-22 23:11:37,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1466 transitions. [2021-11-22 23:11:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:11:37,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:37,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:37,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:37,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:37,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:37,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:37,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1218 states and 1469 transitions. [2021-11-22 23:11:37,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1469 transitions. [2021-11-22 23:11:37,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:11:37,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:37,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:37,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:37,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:37,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:38,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:38,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1218 states and 1468 transitions. [2021-11-22 23:11:38,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1468 transitions. [2021-11-22 23:11:38,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:11:38,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:38,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:38,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:38,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:38,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:38,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:38,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1217 states and 1467 transitions. [2021-11-22 23:11:38,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1467 transitions. [2021-11-22 23:11:38,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:11:38,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:38,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:38,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:38,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:39,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1218 states and 1469 transitions. [2021-11-22 23:11:40,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1469 transitions. [2021-11-22 23:11:40,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:11:40,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:40,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:40,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:40,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:40,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:40,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:40,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1217 states and 1468 transitions. [2021-11-22 23:11:40,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1468 transitions. [2021-11-22 23:11:40,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:11:40,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:40,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:40,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:40,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:41,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:42,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:42,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1220 states and 1473 transitions. [2021-11-22 23:11:42,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1473 transitions. [2021-11-22 23:11:42,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:11:42,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:42,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:42,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:11:42,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:43,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1265 states and 1542 transitions. [2021-11-22 23:11:53,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1542 transitions. [2021-11-22 23:11:53,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:11:53,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:53,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:53,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:53,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1264 states and 1541 transitions. [2021-11-22 23:11:53,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1541 transitions. [2021-11-22 23:11:53,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:11:53,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:11:53,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:54,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1265 states and 1543 transitions. [2021-11-22 23:11:55,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1543 transitions. [2021-11-22 23:11:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:11:55,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:11:55,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:55,678 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:11:55,679 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 [2021-11-22 23:11:55,989 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:11:55,989 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:11:56,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:17,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:17,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:17,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:17,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:17,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:17,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:17,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:17,484 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:17,484 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:17,542 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:17,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:18,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:18,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:18,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:18,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:18,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:18,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:18,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:18,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:18,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:18,479 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:18,479 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 [2021-11-22 23:12:18,530 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:18,530 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 [2021-11-22 23:12:19,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:19,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:19,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:19,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:19,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:19,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:19,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:19,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:19,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:19,400 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:19,404 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:19,469 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:19,469 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 [2021-11-22 23:12:20,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:20,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:20,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:20,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:20,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:20,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:20,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:20,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:20,411 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:20,412 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 [2021-11-22 23:12:20,470 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:20,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:21,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:21,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:21,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:21,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:21,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:21,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:21,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:21,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:21,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:21,312 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:21,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:21,361 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:21,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:22,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:22,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:22,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:22,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:22,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:22,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:22,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:22,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:22,226 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:22,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:22,281 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:22,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:23,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:23,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:23,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:23,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:23,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:23,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:23,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:23,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:23,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:23,203 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:23,203 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:23,261 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:23,262 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 [2021-11-22 23:12:23,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:24,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:24,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:24,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:24,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:24,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:24,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:24,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:24,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:24,113 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:24,113 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:24,170 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:24,172 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 [2021-11-22 23:12:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:24,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:24,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:24,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:24,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:24,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:24,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:25,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:25,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:25,057 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:25,057 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 [2021-11-22 23:12:25,098 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:25,099 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 [2021-11-22 23:12:25,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:25,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:25,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:25,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:25,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:25,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:25,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:25,872 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:25,872 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:25,920 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:25,921 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 [2021-11-22 23:12:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:26,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:26,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:26,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:26,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:26,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:26,769 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:26,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:26,813 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:26,814 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 [2021-11-22 23:12:27,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:27,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:27,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:27,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:27,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:27,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:27,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:27,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:27,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:27,699 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:27,699 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:27,749 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:27,750 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 [2021-11-22 23:12:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:28,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:28,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:28,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:28,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:28,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:28,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:28,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:28,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:28,614 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:28,614 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:28,662 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:28,662 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 [2021-11-22 23:12:29,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:29,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:29,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:29,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:29,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:29,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:29,536 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:29,536 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:29,597 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:29,598 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:30,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:30,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:30,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:30,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:30,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:30,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:30,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:30,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:30,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:30,411 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:30,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:30,459 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:30,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:31,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:31,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:31,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:31,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:31,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:31,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:31,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:31,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:31,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:31,224 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:31,224 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 [2021-11-22 23:12:31,269 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:31,270 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 [2021-11-22 23:12:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:32,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:32,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:32,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:32,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:32,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:32,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:32,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:32,088 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:32,088 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 [2021-11-22 23:12:32,145 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:32,150 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 [2021-11-22 23:12:32,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:32,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:32,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:32,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:32,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:32,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:32,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:32,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:32,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:32,978 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:32,978 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:33,029 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:33,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:33,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:33,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:33,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:33,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:33,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:33,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:33,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:33,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:33,796 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:33,796 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:33,836 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:33,836 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:34,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:34,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:34,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:34,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:34,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:34,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:34,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:34,626 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:34,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:34,669 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:34,669 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 [2021-11-22 23:12:35,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:35,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:35,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:35,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:35,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:35,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:35,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:35,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:35,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:35,465 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:35,465 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 [2021-11-22 23:12:35,510 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:35,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:36,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:36,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:36,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:36,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:36,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:36,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:36,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:36,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:36,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:36,308 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:36,308 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:36,348 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:36,348 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 [2021-11-22 23:12:36,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:36,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:36,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:36,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:36,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:36,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:37,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:37,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:37,052 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:37,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:37,106 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:37,106 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 [2021-11-22 23:12:37,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:37,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:37,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:37,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:37,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:37,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:37,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:37,908 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:37,908 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 [2021-11-22 23:12:37,953 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:37,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:38,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:38,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:38,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:38,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:38,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:38,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:38,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:38,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:38,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:38,820 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:38,820 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 [2021-11-22 23:12:38,868 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:38,868 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 [2021-11-22 23:12:39,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:39,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:39,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:39,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:39,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:39,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:39,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:39,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:39,655 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:39,656 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 [2021-11-22 23:12:39,710 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:39,710 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 [2021-11-22 23:12:40,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:40,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:40,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:40,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:40,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:40,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:40,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:40,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:40,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:40,449 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:40,449 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:40,490 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:40,491 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:41,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:41,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:41,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:41,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:41,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:41,260 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:41,261 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 [2021-11-22 23:12:41,310 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:41,310 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 [2021-11-22 23:12:41,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:42,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:42,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:42,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:42,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:42,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:42,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:42,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:42,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:42,147 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:42,147 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 [2021-11-22 23:12:42,194 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:42,194 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:42,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:42,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:42,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:42,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:42,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:42,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:42,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:42,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:42,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:42,914 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:42,914 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:42,955 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:42,955 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:43,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:43,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:43,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:43,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:43,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:43,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:43,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:43,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:43,713 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:43,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:43,757 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:43,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:44,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:44,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:44,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:44,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:44,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:44,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:44,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:44,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:44,564 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:44,564 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 [2021-11-22 23:12:44,615 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:44,615 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:45,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:45,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:45,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:45,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:45,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:45,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:45,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:45,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:45,587 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:45,587 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 [2021-11-22 23:12:45,629 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:45,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:46,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:46,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:46,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:46,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:46,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:46,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:46,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:46,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:46,409 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:46,409 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 [2021-11-22 23:12:46,450 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:46,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:47,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:47,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:47,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:47,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:47,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:47,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:47,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:47,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:47,247 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:47,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:47,297 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:47,297 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 [2021-11-22 23:12:47,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:47,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:47,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:47,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:47,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:47,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:48,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:48,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:48,067 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:48,067 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 [2021-11-22 23:12:48,125 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:48,125 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:48,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:48,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:48,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:48,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:48,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:48,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:48,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:48,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:48,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:48,936 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:48,936 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 [2021-11-22 23:12:49,064 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:49,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:49,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:49,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:49,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:49,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:49,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:49,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:49,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:49,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:49,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:49,784 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:49,784 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 [2021-11-22 23:12:49,824 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:49,824 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 [2021-11-22 23:12:50,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:50,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:50,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:50,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:50,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:50,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:50,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:50,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:50,543 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:50,544 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 [2021-11-22 23:12:50,587 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:50,587 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:51,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:51,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:51,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:51,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:51,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:51,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:51,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:51,349 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:51,350 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 [2021-11-22 23:12:51,396 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:51,396 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 [2021-11-22 23:12:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:52,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:52,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:52,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:52,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:52,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:52,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:52,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:52,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:52,212 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:52,213 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 [2021-11-22 23:12:52,256 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:52,256 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:52,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:52,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:52,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:52,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:52,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:52,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:52,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:53,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:53,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:53,066 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:53,067 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 [2021-11-22 23:12:53,110 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:53,111 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 [2021-11-22 23:12:53,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:53,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:53,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:53,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:53,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:53,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:53,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:53,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:53,902 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:53,902 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:53,957 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:53,957 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 [2021-11-22 23:12:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:54,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:54,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:54,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:54,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:54,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:54,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:54,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:54,750 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:54,750 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:54,794 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:54,794 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 [2021-11-22 23:12:55,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:55,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:55,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:55,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:55,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:55,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:55,570 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:55,570 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:55,617 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:55,617 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:56,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:56,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:56,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:56,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:56,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:56,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:56,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:56,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:56,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:56,449 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:56,449 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:12:56,553 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:56,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:12:57,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:57,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:57,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:57,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:57,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:57,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:57,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:57,377 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:57,377 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 [2021-11-22 23:12:57,419 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:57,419 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 [2021-11-22 23:12:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:58,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:58,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:58,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:58,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:58,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:58,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:58,169 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:58,169 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 [2021-11-22 23:12:58,212 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:58,212 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 [2021-11-22 23:12:58,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:58,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:58,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:58,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:58,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:58,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:58,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:58,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:58,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:59,009 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:59,009 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 [2021-11-22 23:12:59,059 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:59,060 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 [2021-11-22 23:12:59,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:59,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:59,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:12:59,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:12:59,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:12:59,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:59,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:59,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:12:59,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:59,887 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:12:59,887 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 [2021-11-22 23:12:59,934 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:12:59,935 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 [2021-11-22 23:13:00,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:00,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:00,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:00,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:00,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:00,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:00,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:00,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:00,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:00,785 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:00,785 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 [2021-11-22 23:13:00,865 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:00,865 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 [2021-11-22 23:13:01,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:01,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:01,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:01,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:01,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:01,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:01,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:01,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:01,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:01,643 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:01,643 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 [2021-11-22 23:13:01,690 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:01,690 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 [2021-11-22 23:13:02,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:02,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:02,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:02,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:02,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:02,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:02,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:02,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:02,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:02,494 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:02,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:02,543 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:02,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:03,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:03,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:03,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:03,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:03,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:03,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:03,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:03,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:03,326 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:03,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:03,374 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:03,374 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:04,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:04,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:04,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:04,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:04,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:04,170 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:04,170 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:04,224 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:04,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:04,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:04,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:04,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:05,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:05,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:05,058 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:05,059 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 [2021-11-22 23:13:05,124 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:05,124 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 [2021-11-22 23:13:05,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:05,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:05,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:05,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:05,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:05,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:05,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:05,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:05,848 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:05,849 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 [2021-11-22 23:13:05,891 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:05,891 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:06,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:06,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:06,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:06,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:06,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:06,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:06,653 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:06,654 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 [2021-11-22 23:13:06,695 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:06,696 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:07,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:07,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:07,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:07,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:07,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:07,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:07,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:07,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:07,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:07,456 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:07,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:07,501 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:07,501 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 [2021-11-22 23:13:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:08,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:08,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:08,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:08,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:08,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:08,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:08,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:08,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:08,311 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:08,311 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:08,359 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:08,360 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 [2021-11-22 23:13:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:09,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:09,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:09,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:09,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:09,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:09,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:09,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:09,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:09,225 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:09,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:09,287 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:09,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:09,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:09,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:09,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:10,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:10,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:10,081 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:10,081 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:10,124 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:10,124 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 [2021-11-22 23:13:10,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:10,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:10,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:10,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:10,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:10,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:10,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:10,927 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:10,927 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 [2021-11-22 23:13:10,995 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:10,996 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 [2021-11-22 23:13:11,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:11,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:11,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:11,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:11,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:11,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:11,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:11,840 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:11,840 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 [2021-11-22 23:13:11,886 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:11,886 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 [2021-11-22 23:13:12,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:12,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:12,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:12,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:12,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:12,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:12,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:12,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:12,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:12,720 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:12,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:12,779 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:12,779 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:13,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:13,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:13,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:13,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:13,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:13,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:13,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:13,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:13,596 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:13,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:13,660 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:13,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:14,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:14,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:14,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:14,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:14,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:14,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:14,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:14,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:14,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:14,381 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:14,381 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 [2021-11-22 23:13:14,422 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:14,422 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 [2021-11-22 23:13:15,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:15,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:15,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:15,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:15,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:15,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:15,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:15,183 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:15,184 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 [2021-11-22 23:13:15,228 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:15,228 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 [2021-11-22 23:13:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:15,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:15,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:15,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:15,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:15,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:15,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:15,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:15,980 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:15,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:16,025 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:16,025 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:16,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:16,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:16,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:16,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:16,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:16,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:16,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:16,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:16,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:16,839 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:16,840 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 [2021-11-22 23:13:16,896 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:16,897 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 [2021-11-22 23:13:17,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:17,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:17,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:17,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:17,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:17,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:17,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:17,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:17,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:17,795 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:17,795 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 [2021-11-22 23:13:17,849 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:17,850 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 [2021-11-22 23:13:18,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:18,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:18,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:18,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:18,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:18,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:18,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:18,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:18,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:18,669 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:18,669 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 [2021-11-22 23:13:18,709 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:18,710 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 [2021-11-22 23:13:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:19,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:19,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:19,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:19,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:19,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:19,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:19,488 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:19,488 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 [2021-11-22 23:13:19,539 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:19,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:20,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:20,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:20,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:20,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:20,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:20,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:20,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:20,331 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:20,331 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 [2021-11-22 23:13:20,378 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:20,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:21,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:21,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:21,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:21,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:21,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:21,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:21,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:21,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:21,259 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:21,259 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 [2021-11-22 23:13:21,314 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:21,314 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 [2021-11-22 23:13:22,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:22,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:22,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:22,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:22,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:22,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:22,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:22,256 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:22,256 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 [2021-11-22 23:13:22,306 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:22,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:23,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:23,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:23,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:23,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:23,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:23,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:23,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:23,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:23,101 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:23,101 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:23,143 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:23,143 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:23,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:23,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:23,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:23,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:23,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:23,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:23,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:23,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:23,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:23,950 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:23,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:24,000 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:24,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:24,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:24,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:24,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:24,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:24,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:24,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:24,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:24,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:24,893 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:24,894 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 [2021-11-22 23:13:24,942 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:24,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:25,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:25,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:25,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:25,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:25,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:25,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:25,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:25,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:25,724 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:25,724 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 [2021-11-22 23:13:25,770 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:25,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:26,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:26,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:26,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:26,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:26,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:26,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:26,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:26,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:26,613 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:26,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:26,662 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:26,662 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 [2021-11-22 23:13:27,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:27,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:27,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:27,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:27,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:27,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:27,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:27,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:27,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:27,408 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:27,409 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 [2021-11-22 23:13:27,449 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:27,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:28,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:28,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:28,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:28,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:28,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:28,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:28,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:28,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:28,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:28,216 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:28,217 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 [2021-11-22 23:13:28,266 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:28,266 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 [2021-11-22 23:13:28,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:28,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:28,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:28,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:28,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:29,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:29,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:29,060 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:29,060 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:29,107 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:29,107 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:29,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:29,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:29,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:29,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:29,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:29,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:29,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:29,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:29,954 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:29,955 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 [2021-11-22 23:13:30,014 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:30,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:30,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:30,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:30,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:30,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:30,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:30,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:30,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:30,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:30,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:30,927 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:30,927 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 [2021-11-22 23:13:30,981 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:30,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:31,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:31,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:31,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:31,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:31,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:31,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:31,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:31,774 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:31,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:31,814 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:31,815 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:32,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:32,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:32,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:32,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:32,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:32,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:32,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:32,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:32,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:32,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:32,549 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:32,549 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 [2021-11-22 23:13:32,596 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:32,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:33,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:33,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:33,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:33,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:33,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:33,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:33,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:33,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:33,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:33,346 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:33,347 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 [2021-11-22 23:13:33,389 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:33,389 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 [2021-11-22 23:13:34,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:34,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:34,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:34,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:34,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:34,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:34,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:34,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:34,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:34,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:34,189 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:34,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:34,237 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:34,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:34,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:35,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:35,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:35,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:35,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:35,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:35,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:35,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:35,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:35,104 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:35,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:35,151 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:35,153 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 [2021-11-22 23:13:35,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:35,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:35,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:35,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:35,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:35,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:35,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:35,913 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:35,914 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:35,953 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:35,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:36,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:36,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:36,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:36,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:36,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:36,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:36,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:36,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:36,666 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:36,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:36,710 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:36,710 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 [2021-11-22 23:13:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:37,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:37,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:37,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:37,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:37,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:37,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:37,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:37,524 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:37,524 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:37,573 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:37,574 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 [2021-11-22 23:13:38,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:38,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:38,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:38,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:38,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:38,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:38,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:38,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:38,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:38,430 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:38,431 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 [2021-11-22 23:13:38,477 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:38,478 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 [2021-11-22 23:13:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:39,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:39,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:39,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:39,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:39,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:39,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:39,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:39,308 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:39,308 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:39,356 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:39,356 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 [2021-11-22 23:13:39,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:40,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:40,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:40,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:40,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:40,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:40,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:40,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:40,102 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:40,102 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 [2021-11-22 23:13:40,143 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:40,143 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:40,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:40,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:40,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:40,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:40,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:40,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:40,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:40,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:40,987 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:40,987 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 [2021-11-22 23:13:41,034 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:41,034 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:41,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:41,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:41,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:41,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:41,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:41,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:41,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:41,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:41,849 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:41,849 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 [2021-11-22 23:13:41,896 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:41,896 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 [2021-11-22 23:13:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:42,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:42,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:42,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:42,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:42,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:42,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:42,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:42,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:42,778 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:42,778 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:42,826 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:42,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:43,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:43,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:43,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:43,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:43,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:43,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:43,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:43,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:43,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:43,764 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:43,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:43,821 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:43,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:44,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:44,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:44,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:44,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:44,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:44,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:44,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:44,651 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:44,652 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 [2021-11-22 23:13:44,693 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:44,694 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 [2021-11-22 23:13:45,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:45,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:45,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:45,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:45,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:45,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:45,523 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:45,524 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:45,572 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:45,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:46,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:46,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:46,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:46,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:46,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:46,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:46,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:46,432 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:46,432 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:46,482 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:46,482 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 [2021-11-22 23:13:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:47,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:47,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:47,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:47,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:47,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:47,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:47,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:47,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:47,406 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:47,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:47,459 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:47,459 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 [2021-11-22 23:13:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:48,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:48,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:48,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:48,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:48,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:48,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:48,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:48,450 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:48,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:48,505 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:48,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:49,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:49,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:49,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:49,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:49,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:49,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:49,392 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:49,392 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 [2021-11-22 23:13:49,432 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:49,432 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 [2021-11-22 23:13:50,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:50,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:50,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:50,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:50,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:50,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:50,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:50,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:50,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:50,142 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:50,142 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:50,184 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:50,184 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 [2021-11-22 23:13:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:50,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:50,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:50,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:50,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:50,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:50,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:50,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:50,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:50,958 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:50,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:51,002 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:51,002 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 [2021-11-22 23:13:51,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:51,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:51,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:51,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:51,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:51,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:51,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:51,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:51,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:51,813 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:51,814 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 [2021-11-22 23:13:51,859 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:51,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:52,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:52,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:52,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:52,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:52,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:52,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:52,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:52,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:52,730 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:52,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:52,784 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:52,784 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 [2021-11-22 23:13:53,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:53,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:53,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:53,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:53,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:53,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:53,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:53,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:53,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:53,590 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:53,590 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:53,633 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:53,633 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 [2021-11-22 23:13:54,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:54,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:54,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:54,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:54,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:54,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:54,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:54,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:54,442 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:54,442 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:54,488 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:54,488 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:55,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:55,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:55,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:55,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:55,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:55,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:55,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:55,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:55,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:55,334 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:55,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:55,391 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:55,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:56,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:56,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:56,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:56,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:56,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:56,409 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:56,409 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 [2021-11-22 23:13:56,490 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:56,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:57,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:57,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:57,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:57,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:57,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:57,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:57,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:57,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:57,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:57,558 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:57,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:57,614 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:57,615 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:58,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:58,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:58,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:58,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:58,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:58,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:58,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:58,497 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:58,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:58,541 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:58,541 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:13:59,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:59,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:59,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:13:59,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:13:59,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:59,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:59,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:13:59,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:59,422 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:13:59,422 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:13:59,469 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:13:59,470 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:00,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:00,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:00,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:00,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:00,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:00,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:00,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:00,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:00,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:00,345 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:00,345 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 [2021-11-22 23:14:00,396 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:00,396 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 [2021-11-22 23:14:01,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:01,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:01,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:01,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:01,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:01,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:01,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:01,243 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:01,244 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 [2021-11-22 23:14:01,289 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:01,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:01,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:02,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:02,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:02,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:02,086 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:02,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:02,135 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:02,135 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 [2021-11-22 23:14:02,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:02,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:02,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:02,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:02,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:02,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:02,918 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:02,918 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 [2021-11-22 23:14:02,961 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:02,961 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:03,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:03,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:03,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:03,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:03,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:03,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:03,714 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:03,714 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 [2021-11-22 23:14:03,757 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:03,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:04,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:04,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:04,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:04,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:04,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:04,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:04,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:04,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:04,566 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:04,567 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 [2021-11-22 23:14:04,614 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:04,614 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 [2021-11-22 23:14:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:05,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:05,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:05,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:05,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:05,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:05,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:05,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:05,459 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:05,459 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:05,507 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:05,508 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 [2021-11-22 23:14:06,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:06,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:06,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:06,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:06,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:06,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:06,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:06,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:06,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:06,414 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:06,414 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:06,468 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:06,468 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 [2021-11-22 23:14:07,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:07,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:07,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:07,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:07,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:07,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:07,324 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:07,324 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 [2021-11-22 23:14:07,369 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:07,370 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 [2021-11-22 23:14:08,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:08,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:08,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:08,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:08,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:08,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:08,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:08,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:08,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:08,180 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:08,181 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 [2021-11-22 23:14:08,226 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:08,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:08,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:08,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:08,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:08,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:09,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:09,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:09,037 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:09,037 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:09,091 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:09,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:09,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:09,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:09,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:09,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:09,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:09,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:09,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:09,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:09,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:09,982 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:09,982 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 [2021-11-22 23:14:10,032 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:10,032 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:10,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:10,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:10,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:10,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:10,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:10,831 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:10,831 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 [2021-11-22 23:14:10,877 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:10,877 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 [2021-11-22 23:14:11,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:11,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:11,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:11,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:11,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:11,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:11,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:11,641 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:11,642 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 [2021-11-22 23:14:11,682 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:11,683 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 [2021-11-22 23:14:12,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:12,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:12,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:12,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:12,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:12,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:12,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:12,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:12,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:12,419 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:12,419 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 [2021-11-22 23:14:12,460 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:12,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:13,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:13,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:13,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:13,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:13,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:13,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:13,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:13,250 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:13,250 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 [2021-11-22 23:14:13,294 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:13,294 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 [2021-11-22 23:14:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:14,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:14,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:14,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:14,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:14,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:14,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:14,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:14,165 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:14,166 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 [2021-11-22 23:14:14,214 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:14,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:14,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:15,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:15,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:15,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:15,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:15,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:15,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:15,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:15,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:15,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:15,089 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:15,089 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 [2021-11-22 23:14:15,137 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:15,137 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:15,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:15,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:15,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:15,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:15,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:15,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:15,989 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:15,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:16,033 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:16,033 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 [2021-11-22 23:14:16,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:16,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:16,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:16,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:16,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:16,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:16,854 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:16,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:16,899 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:16,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:17,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:17,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:17,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:17,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:17,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:17,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:17,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:17,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:17,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:17,743 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:17,743 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 [2021-11-22 23:14:17,788 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:17,788 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 [2021-11-22 23:14:18,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:18,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:18,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:18,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:18,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:18,697 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:18,698 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 [2021-11-22 23:14:18,766 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:18,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:19,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:19,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:19,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:19,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:19,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:19,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:19,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:19,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:19,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:19,737 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:19,737 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 [2021-11-22 23:14:19,794 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:19,794 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 [2021-11-22 23:14:20,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:20,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:20,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:20,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:20,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:20,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:20,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:20,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:20,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:20,739 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:20,739 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 [2021-11-22 23:14:20,785 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:20,786 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 [2021-11-22 23:14:21,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:21,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:21,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:21,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:21,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:21,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:21,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:21,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:21,628 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:21,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:21,675 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:21,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:22,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:22,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:22,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:22,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:22,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:22,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:22,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:22,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:22,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:22,477 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:22,477 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:22,519 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:22,519 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 [2021-11-22 23:14:23,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:23,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:23,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:23,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:23,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:23,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:23,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:23,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:23,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:23,314 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:23,314 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 [2021-11-22 23:14:23,361 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:23,361 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 [2021-11-22 23:14:24,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:24,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:24,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:24,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:24,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:24,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:24,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:24,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:24,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:24,207 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:24,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:24,255 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:24,255 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:24,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:25,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:25,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:25,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:25,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:25,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:25,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:25,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:25,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:25,079 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:25,079 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 [2021-11-22 23:14:25,118 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:25,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:25,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:25,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:25,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:25,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:25,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:25,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:25,887 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:25,887 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 [2021-11-22 23:14:25,930 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:25,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:26,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:26,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:26,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:26,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:26,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:26,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:26,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:26,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:26,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:26,750 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:26,751 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 [2021-11-22 23:14:26,799 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:26,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:27,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:27,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:27,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:27,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:27,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:27,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:27,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:27,655 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:27,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:27,702 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:27,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:28,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:28,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:28,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:28,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:28,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:28,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:28,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:28,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:28,617 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:28,618 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:28,668 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:28,668 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 [2021-11-22 23:14:29,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:29,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:29,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:29,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:29,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:29,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:29,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:29,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:29,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:29,575 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:29,575 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 [2021-11-22 23:14:29,621 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:29,621 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:30,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:30,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:30,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:30,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:30,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:30,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:30,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:30,456 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:30,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:30,503 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:30,503 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:31,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:31,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:31,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:31,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:31,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:31,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:31,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:31,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:31,358 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:31,359 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 [2021-11-22 23:14:31,408 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:31,409 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 [2021-11-22 23:14:32,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:32,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:32,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:32,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:32,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,308 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:32,309 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:32,362 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:32,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:33,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:33,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:33,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:33,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:33,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,332 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:33,332 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:33,397 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:33,397 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 [2021-11-22 23:14:34,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:34,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:34,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:34,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,359 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:34,359 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 [2021-11-22 23:14:34,402 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:34,402 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 [2021-11-22 23:14:35,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:35,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:35,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:35,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:35,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,249 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:35,250 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 [2021-11-22 23:14:35,296 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:35,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:36,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:36,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:36,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,181 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:36,181 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 [2021-11-22 23:14:36,231 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:36,231 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 [2021-11-22 23:14:37,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:37,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:37,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:37,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:37,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,147 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:37,147 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 [2021-11-22 23:14:37,190 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:37,190 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:37,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:37,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:37,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:37,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,979 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:37,979 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 [2021-11-22 23:14:38,025 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:38,026 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 [2021-11-22 23:14:38,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:38,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:38,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:38,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,871 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:38,872 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:38,923 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:38,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:39,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:39,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:39,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:39,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,716 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:39,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:39,760 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:39,760 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 [2021-11-22 23:14:40,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:40,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:40,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,520 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:40,520 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 [2021-11-22 23:14:40,564 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:40,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:41,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:41,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:41,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:41,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,386 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:41,387 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 [2021-11-22 23:14:41,438 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:41,438 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 [2021-11-22 23:14:42,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:42,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:42,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:42,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:42,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,315 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:42,316 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 [2021-11-22 23:14:42,363 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:42,364 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 [2021-11-22 23:14:43,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:43,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:43,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:43,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:43,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,275 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:43,275 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:43,314 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:43,314 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 [2021-11-22 23:14:43,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:43,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:43,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:43,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:43,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,010 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:44,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:44,051 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:44,051 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 [2021-11-22 23:14:44,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:44,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,787 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:44,787 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 [2021-11-22 23:14:44,829 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:44,829 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 [2021-11-22 23:14:45,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:45,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:45,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:45,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,649 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:45,650 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 [2021-11-22 23:14:45,701 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:45,701 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 [2021-11-22 23:14:46,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:46,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:46,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:46,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:46,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,578 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:46,579 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 [2021-11-22 23:14:46,629 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:46,629 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 [2021-11-22 23:14:47,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:47,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:47,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:47,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:47,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,529 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:47,529 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:47,571 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:47,571 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:48,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:48,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:48,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:48,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:48,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,355 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:48,355 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:48,400 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:48,401 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:49,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:49,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:49,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:49,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:49,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,249 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:49,250 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 [2021-11-22 23:14:49,307 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:49,307 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:50,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:50,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:50,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,203 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:50,203 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:50,252 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:50,253 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 [2021-11-22 23:14:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:51,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:51,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,111 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:51,111 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:51,156 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:51,156 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:51,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:51,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,977 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:51,977 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 [2021-11-22 23:14:52,016 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:52,016 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 [2021-11-22 23:14:52,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:52,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:52,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:52,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:52,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,754 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:52,755 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:52,796 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:52,796 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 [2021-11-22 23:14:53,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:53,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:53,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,559 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:53,559 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:53,602 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:53,603 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:14:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:54,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:54,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:54,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,432 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:54,432 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:54,481 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:54,481 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 [2021-11-22 23:14:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:55,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:55,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:55,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,355 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:55,356 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:55,409 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:55,409 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 [2021-11-22 23:14:56,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:56,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:56,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,322 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:56,322 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 [2021-11-22 23:14:56,366 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:56,366 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 [2021-11-22 23:14:57,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:57,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,171 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:57,172 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:57,241 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:57,241 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 [2021-11-22 23:14:57,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:58,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:58,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:58,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:58,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,096 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:58,096 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 [2021-11-22 23:14:58,147 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:58,148 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 [2021-11-22 23:14:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:58,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:58,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:58,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:58,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,038 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:14:59,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:14:59,087 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:14:59,088 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 [2021-11-22 23:14:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:59,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:14:59,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:14:59,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:14:59,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,032 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:00,032 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 [2021-11-22 23:15:00,086 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:00,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:00,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:00,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:00,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,080 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:01,080 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 [2021-11-22 23:15:01,124 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:01,125 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:01,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:01,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:01,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:01,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,970 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:01,970 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 [2021-11-22 23:15:02,018 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:02,019 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 [2021-11-22 23:15:02,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:02,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:02,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:02,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:02,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,868 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:02,868 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:02,915 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:02,915 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 [2021-11-22 23:15:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:03,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:03,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:03,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:03,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,806 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:03,806 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:03,857 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:03,858 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:04,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:04,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:04,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:04,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:04,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,627 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:04,627 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:04,681 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:04,681 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:05,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:05,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:05,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:05,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:05,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,530 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:05,530 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:05,569 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:05,569 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 [2021-11-22 23:15:06,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:06,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:06,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:06,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:06,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,297 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:06,297 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 [2021-11-22 23:15:06,338 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:06,338 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:07,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:07,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:07,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:07,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,107 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:07,108 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:07,150 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:07,150 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 [2021-11-22 23:15:07,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:07,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:07,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:07,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,967 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:07,968 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 [2021-11-22 23:15:08,014 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:08,014 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 [2021-11-22 23:15:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:08,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:08,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:08,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:08,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:08,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:08,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:08,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:08,880 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:08,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:08,930 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:08,931 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 [2021-11-22 23:15:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:09,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:09,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:09,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:09,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:09,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:09,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:09,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:09,871 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:09,871 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:09,912 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:09,912 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 [2021-11-22 23:15:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:10,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:10,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:10,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:10,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:10,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:10,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:10,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:10,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:10,747 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:10,747 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:10,794 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:10,794 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 [2021-11-22 23:15:11,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:11,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:11,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:11,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:11,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:11,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:11,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:11,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:11,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:11,644 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:11,644 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 [2021-11-22 23:15:11,691 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:11,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:12,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:12,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:12,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:12,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:12,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:12,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:12,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:12,455 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:12,455 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 [2021-11-22 23:15:12,505 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:12,505 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 [2021-11-22 23:15:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:13,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:13,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:13,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:13,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:13,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:13,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:13,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:13,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:13,300 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:13,300 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:13,346 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:13,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:14,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:14,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:14,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:14,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:14,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:14,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:14,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:14,234 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:14,234 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 [2021-11-22 23:15:14,276 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:14,277 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 [2021-11-22 23:15:14,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:14,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:14,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:14,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:14,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:14,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:15,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:15,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:15,028 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:15,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:15,073 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:15,073 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 [2021-11-22 23:15:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:15,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:15,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:15,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:15,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:15,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:15,870 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:15,870 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 [2021-11-22 23:15:15,921 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:15,922 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:16,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:16,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:16,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:16,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:16,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:16,777 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:16,777 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 [2021-11-22 23:15:16,824 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:16,825 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 [2021-11-22 23:15:17,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:17,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:17,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:17,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:17,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:17,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:17,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:17,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:17,727 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:17,727 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:17,785 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:17,785 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 [2021-11-22 23:15:18,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:18,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:18,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:18,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:18,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:18,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:18,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:18,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:18,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:18,745 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:18,745 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:18,786 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:18,786 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 [2021-11-22 23:15:19,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:19,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:19,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:19,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:19,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:19,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:19,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:19,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:19,651 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:19,652 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 [2021-11-22 23:15:19,695 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:19,696 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:20,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:20,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:20,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:20,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:20,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:20,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:20,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:20,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:20,566 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:20,566 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 [2021-11-22 23:15:20,612 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:20,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:21,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:21,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:21,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:21,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:21,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:21,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:21,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:21,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:21,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:21,499 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:21,499 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 [2021-11-22 23:15:21,551 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:21,551 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 [2021-11-22 23:15:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:22,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:22,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:22,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:22,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:22,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:22,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:22,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:22,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:22,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:22,497 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:22,497 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:22,551 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:22,551 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 [2021-11-22 23:15:23,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:23,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:23,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:23,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:23,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:23,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:23,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:23,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:23,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:23,567 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:23,567 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 [2021-11-22 23:15:23,612 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:23,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:24,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:24,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:24,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:24,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:24,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:24,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:24,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:24,436 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:24,436 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 [2021-11-22 23:15:24,476 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:24,476 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:25,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:25,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:25,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:25,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:25,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:25,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:25,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:25,223 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:25,223 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 [2021-11-22 23:15:25,274 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:25,275 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 [2021-11-22 23:15:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:26,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:26,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:26,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:26,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:26,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:26,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:26,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:26,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:26,092 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:26,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:26,138 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:26,138 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 [2021-11-22 23:15:26,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:26,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:26,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:26,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:26,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:26,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:26,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:27,004 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:27,004 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 [2021-11-22 23:15:27,057 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:27,057 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 [2021-11-22 23:15:27,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:27,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:27,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:27,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:27,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:27,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:27,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:27,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:27,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:27,986 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:27,986 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:28,026 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:28,026 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 [2021-11-22 23:15:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:28,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:28,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:28,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:28,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:28,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:28,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:28,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:28,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:28,811 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:28,811 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 [2021-11-22 23:15:28,852 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:28,853 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:29,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:29,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:29,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:29,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:29,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:29,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:29,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:29,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:29,711 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:29,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:29,756 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:29,756 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:30,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:30,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:30,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:30,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:30,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:30,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:30,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:30,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:30,604 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:30,605 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 [2021-11-22 23:15:30,651 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:30,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:31,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:31,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:31,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:31,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:31,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:31,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:31,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:31,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:31,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:31,572 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:31,573 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 [2021-11-22 23:15:31,623 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:31,624 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 [2021-11-22 23:15:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:32,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:32,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:32,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:32,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:32,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:32,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:32,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:32,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:32,603 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:32,604 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 [2021-11-22 23:15:32,648 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:32,648 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 [2021-11-22 23:15:33,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:33,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:33,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:33,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:33,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:33,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:33,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:33,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:33,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:33,478 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:33,478 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 [2021-11-22 23:15:33,520 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:33,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:34,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:34,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:34,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:34,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:34,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:34,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:34,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:34,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:34,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:34,375 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:34,376 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 [2021-11-22 23:15:34,423 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:34,423 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:35,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:35,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:35,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:35,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:35,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:35,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:35,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:35,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:35,205 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:35,205 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 [2021-11-22 23:15:35,250 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:35,250 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 [2021-11-22 23:15:35,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:35,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:35,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:35,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:35,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:35,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:36,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:36,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:36,056 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:36,056 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:36,101 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:36,101 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 [2021-11-22 23:15:36,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:36,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:36,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:36,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:36,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:36,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:36,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:36,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:36,975 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:36,975 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:37,026 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:37,026 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 [2021-11-22 23:15:37,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:37,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:37,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:37,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:37,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:37,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:37,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:37,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:37,799 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:37,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:37,840 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:37,840 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:38,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:38,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:38,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:38,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:38,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:38,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:38,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:38,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:38,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:38,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:38,635 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:38,635 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 [2021-11-22 23:15:38,680 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:38,680 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 [2021-11-22 23:15:39,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:39,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:39,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:39,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:39,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:39,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:39,496 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:39,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:39,541 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:39,541 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:40,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:40,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:40,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:40,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:40,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:40,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:40,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:40,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:40,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:40,418 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:40,418 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 [2021-11-22 23:15:40,468 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:40,468 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 [2021-11-22 23:15:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:41,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:41,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:41,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:41,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:41,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:41,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:41,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:41,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:41,403 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:41,403 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 [2021-11-22 23:15:41,458 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:41,458 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 [2021-11-22 23:15:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:42,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:42,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:42,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:42,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:42,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:42,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:42,177 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:42,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:42,217 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:42,217 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 [2021-11-22 23:15:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:42,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:42,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:42,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:42,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:42,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:42,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:42,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:42,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:42,978 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:42,978 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:43,024 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:43,024 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 [2021-11-22 23:15:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:43,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:43,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:43,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:43,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:43,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:43,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:43,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:43,840 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:43,841 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 [2021-11-22 23:15:43,908 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:43,908 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 [2021-11-22 23:15:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:44,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:44,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:44,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:44,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:44,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:44,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:44,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:44,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:44,871 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:44,872 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:44,917 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:44,918 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 [2021-11-22 23:15:45,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:45,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:45,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:45,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:45,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:45,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:45,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:45,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:45,823 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:45,823 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 [2021-11-22 23:15:45,892 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:45,892 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 [2021-11-22 23:15:46,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:46,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:46,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:46,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:46,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:46,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:46,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:46,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:46,682 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:46,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:46,727 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:46,727 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 [2021-11-22 23:15:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:47,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:47,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:47,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:47,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:47,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:47,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:47,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:47,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:47,540 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:47,541 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 [2021-11-22 23:15:47,588 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:47,588 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:48,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:48,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:48,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:48,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:48,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:48,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:48,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:48,443 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:48,443 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 [2021-11-22 23:15:48,488 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:48,489 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 [2021-11-22 23:15:49,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:49,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:49,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:49,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:49,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:49,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:49,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:49,401 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:49,401 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 [2021-11-22 23:15:49,451 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:49,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:50,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:50,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:50,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:50,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:50,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:50,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:50,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:50,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:50,430 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:50,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:50,488 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:50,488 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:51,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:51,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:51,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:51,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:51,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:51,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:51,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:51,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:51,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:51,309 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:51,309 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:51,349 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:51,349 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 [2021-11-22 23:15:51,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:52,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:52,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:52,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:52,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:52,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:52,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:52,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:52,106 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:52,106 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:52,148 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:52,148 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 [2021-11-22 23:15:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:52,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:52,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:52,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:52,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:52,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:52,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:52,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:52,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:52,957 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:52,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:53,003 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:53,004 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:53,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:53,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:53,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:53,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:53,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:53,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:53,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:53,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:53,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:53,869 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:53,869 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 [2021-11-22 23:15:53,916 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:53,916 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:54,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:54,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:54,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:54,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:54,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:54,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:54,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:54,829 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:54,829 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 [2021-11-22 23:15:54,882 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:54,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:55,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:55,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:55,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:55,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:55,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:55,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:55,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:55,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:55,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:55,692 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:55,692 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 [2021-11-22 23:15:55,736 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:55,736 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 [2021-11-22 23:15:56,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:56,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:56,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:56,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:56,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:56,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:56,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:56,581 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:56,581 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:15:56,630 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:56,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:15:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:57,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:57,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:57,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:57,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:57,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:57,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:57,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:57,500 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:57,500 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 [2021-11-22 23:15:57,548 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:57,548 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 [2021-11-22 23:15:58,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:58,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:58,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:58,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:58,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:58,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:58,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:58,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:58,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:58,440 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:58,441 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 [2021-11-22 23:15:58,492 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:58,492 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 [2021-11-22 23:15:59,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:59,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:59,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:15:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:15:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:59,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:59,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:59,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:15:59,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:59,473 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:15:59,476 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 [2021-11-22 23:15:59,541 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:15:59,541 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:00,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:00,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:00,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:00,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:00,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:00,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:00,409 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:00,410 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:00,457 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:00,458 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 [2021-11-22 23:16:01,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:01,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:01,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:01,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:01,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:01,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:01,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:01,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:01,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:01,315 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:01,315 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:01,363 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:01,363 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 [2021-11-22 23:16:02,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:02,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:02,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:02,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:02,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:02,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:02,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:02,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:02,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:02,275 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:02,275 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:02,333 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:02,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:03,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:03,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:03,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:03,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:03,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:03,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:03,152 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:03,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:03,197 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:03,197 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:03,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:03,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:03,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:03,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:03,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:03,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:04,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:04,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:04,050 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:04,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:04,102 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:04,102 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 [2021-11-22 23:16:04,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:04,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:04,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:04,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:04,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:04,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:04,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:04,885 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:04,885 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:04,929 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:04,929 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 [2021-11-22 23:16:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:05,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:05,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:05,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:05,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:05,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:05,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:05,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:05,723 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:05,723 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:05,769 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:05,769 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 [2021-11-22 23:16:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:06,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:06,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:06,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:06,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:06,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:06,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:06,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:06,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:06,604 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:06,604 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 [2021-11-22 23:16:06,652 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:06,652 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 [2021-11-22 23:16:07,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:07,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:07,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:07,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:07,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:07,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:07,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:07,525 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:07,526 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 [2021-11-22 23:16:07,578 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:07,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:08,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:08,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:08,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:08,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:08,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:08,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:08,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:08,553 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:08,554 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 [2021-11-22 23:16:08,607 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:08,607 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 [2021-11-22 23:16:09,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:09,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:09,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:09,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:09,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:09,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:09,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:09,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:09,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:09,500 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:09,500 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 [2021-11-22 23:16:09,544 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:09,544 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:10,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:10,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:10,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:10,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:10,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:10,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:10,378 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:10,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:10,425 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:10,425 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 [2021-11-22 23:16:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:11,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:11,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:11,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:11,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:11,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:11,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:11,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:11,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:11,293 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:11,293 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 [2021-11-22 23:16:11,343 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:11,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:12,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:12,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:12,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:12,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:12,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:12,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:12,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:12,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:12,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:12,206 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:12,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:12,251 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:12,251 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 [2021-11-22 23:16:12,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:12,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:12,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:12,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:12,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:12,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:13,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:13,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:13,058 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:13,059 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 [2021-11-22 23:16:13,105 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:13,106 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 [2021-11-22 23:16:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:13,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:13,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:13,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:13,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:13,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:13,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:13,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:13,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:13,869 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:13,869 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 [2021-11-22 23:16:13,909 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:13,909 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 [2021-11-22 23:16:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:14,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:14,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:14,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:14,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:14,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:14,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:14,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:14,694 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:14,694 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:14,736 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:14,736 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 [2021-11-22 23:16:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:15,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:15,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:15,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:15,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:15,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:15,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:15,549 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:15,549 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 [2021-11-22 23:16:15,593 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:15,593 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 [2021-11-22 23:16:16,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:16,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:16,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:16,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:16,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:16,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:16,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:16,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:16,466 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:16,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:16,518 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:16,518 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:17,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:17,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:17,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:17,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:17,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:17,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:17,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:17,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:17,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:17,491 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:17,491 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 [2021-11-22 23:16:17,544 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:17,544 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:18,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:18,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:18,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:18,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:18,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:18,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:18,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:18,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:18,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:18,393 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:18,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:18,436 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:18,436 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 [2021-11-22 23:16:19,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:19,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:19,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:19,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:19,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:19,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:19,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:19,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:19,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:19,274 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:19,274 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:19,319 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:19,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:20,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:20,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:20,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:20,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:20,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:20,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:20,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:20,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:20,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:20,195 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:20,195 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:20,243 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:20,243 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 [2021-11-22 23:16:21,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:21,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:21,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:21,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:21,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:21,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:21,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:21,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:21,202 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:21,202 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 [2021-11-22 23:16:21,253 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:21,253 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 [2021-11-22 23:16:22,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:22,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:22,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:22,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:22,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:22,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:22,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:22,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:22,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:22,124 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:22,124 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 [2021-11-22 23:16:22,171 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:22,171 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:22,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:22,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:22,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:22,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:22,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:22,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:22,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:22,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:22,941 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:22,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:22,981 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:22,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:23,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:23,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:23,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:23,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:23,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:23,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:23,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:23,765 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:23,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:23,810 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:23,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:24,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:24,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:24,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:24,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:24,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:24,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:24,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:24,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:24,639 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:24,639 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 [2021-11-22 23:16:24,692 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:24,693 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 [2021-11-22 23:16:25,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:25,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:25,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:25,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:25,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:25,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:25,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:25,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:25,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:25,568 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:25,568 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:25,615 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:25,615 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:26,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:26,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:26,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:26,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:26,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:26,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:26,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:26,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:26,569 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:26,569 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:26,621 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:26,621 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:27,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:27,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:27,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:27,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:27,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:27,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:27,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:27,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:27,491 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:27,491 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 [2021-11-22 23:16:27,533 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:27,533 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 [2021-11-22 23:16:28,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:28,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:28,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:28,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:28,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:28,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:28,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:28,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:28,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:28,419 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:28,419 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 [2021-11-22 23:16:28,476 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:28,477 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 [2021-11-22 23:16:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:29,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:29,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:29,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:29,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:29,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:29,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:29,457 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:29,457 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 [2021-11-22 23:16:29,506 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:29,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:30,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:30,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:30,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:30,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:30,448 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:30,448 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:30,501 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:30,501 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 [2021-11-22 23:16:31,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:31,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:31,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:31,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:31,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:31,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:31,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:31,463 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:31,463 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:31,516 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:31,516 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:32,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:32,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:32,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:32,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:32,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:32,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:32,344 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:32,345 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 [2021-11-22 23:16:32,383 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:32,383 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:33,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:33,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:33,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:33,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:33,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:33,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:33,119 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:33,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:33,160 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:33,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:33,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:33,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:33,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:33,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:33,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:33,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:33,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:33,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:33,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:33,933 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:33,933 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 [2021-11-22 23:16:33,975 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:33,975 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 [2021-11-22 23:16:34,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:34,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:34,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:34,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:34,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:34,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:34,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:34,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:34,787 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:34,787 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 [2021-11-22 23:16:34,832 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:34,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:35,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:35,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:35,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:35,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:35,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:35,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:35,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:35,704 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:35,704 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 [2021-11-22 23:16:35,756 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:35,756 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:36,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:36,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:36,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:36,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:36,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:36,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:36,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:36,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:36,599 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:36,599 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:36,639 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:36,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:37,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:37,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:37,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:37,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:37,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:37,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:37,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:37,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:37,437 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:37,438 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 [2021-11-22 23:16:37,484 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:37,484 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 [2021-11-22 23:16:38,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:38,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:38,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:38,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:38,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:38,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:38,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:38,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:38,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:38,305 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:38,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:38,349 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:38,349 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 [2021-11-22 23:16:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:39,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:39,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:39,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:39,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:39,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:39,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:39,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:39,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:39,147 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:39,147 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 [2021-11-22 23:16:39,193 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:39,194 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:39,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:39,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:39,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:39,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:39,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:40,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:40,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:40,040 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:40,040 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 [2021-11-22 23:16:40,087 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:40,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:40,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:40,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:40,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:40,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:40,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:40,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:40,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:40,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:40,916 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:40,916 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 [2021-11-22 23:16:40,956 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:40,957 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 [2021-11-22 23:16:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:41,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:41,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:41,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:41,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:41,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:41,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:41,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:41,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:41,770 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:41,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:41,815 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:41,815 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:42,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:42,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:42,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:42,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:42,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:42,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:42,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:42,645 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:42,645 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 [2021-11-22 23:16:42,690 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:42,690 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 [2021-11-22 23:16:43,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:43,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:43,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:43,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:43,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:43,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:43,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:43,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:43,598 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:43,598 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 [2021-11-22 23:16:43,648 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:43,648 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 [2021-11-22 23:16:44,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:44,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:44,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:44,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:44,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:44,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:44,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:44,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:44,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:44,537 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:44,537 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:44,587 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:44,587 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:45,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:45,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:45,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:45,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:45,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:45,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:45,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:45,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:45,471 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:45,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:45,512 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:45,512 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 [2021-11-22 23:16:46,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:46,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:46,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:46,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:46,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:46,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:46,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:46,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:46,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:46,297 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:46,297 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 [2021-11-22 23:16:46,338 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:46,338 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:47,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:47,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:47,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:47,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:47,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:47,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:47,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:47,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:47,137 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:47,137 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 [2021-11-22 23:16:47,181 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:47,181 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:47,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:47,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:47,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:47,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:47,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:47,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:47,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:48,014 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:48,014 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:48,060 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:48,060 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 [2021-11-22 23:16:48,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:48,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:48,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:48,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:48,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:48,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:48,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:48,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:48,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:48,933 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:48,933 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 [2021-11-22 23:16:48,984 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:48,984 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 [2021-11-22 23:16:49,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:49,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:49,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:49,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:49,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:49,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:49,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:49,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:49,842 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:49,843 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 [2021-11-22 23:16:49,886 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:49,886 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 [2021-11-22 23:16:50,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:50,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:50,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:50,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:50,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:50,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:50,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:50,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:50,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:50,706 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:50,706 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 [2021-11-22 23:16:50,748 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:50,748 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:51,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:51,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:51,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:51,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:51,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:51,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:51,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:51,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:51,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:51,595 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:51,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:51,655 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:51,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:52,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:52,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:52,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:52,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:52,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:52,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:52,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:52,644 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:52,644 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 [2021-11-22 23:16:52,690 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:52,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:53,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:53,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:53,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:53,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:53,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:53,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:53,649 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:53,649 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:53,706 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:53,706 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:54,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:54,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:54,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:54,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:54,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:54,619 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:54,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:54,681 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:54,681 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:55,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:55,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:55,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:55,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:55,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:55,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:55,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:55,515 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:55,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:55,555 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:55,555 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 [2021-11-22 23:16:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:56,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:56,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:56,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:56,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:56,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:56,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:56,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:56,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:56,301 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:56,301 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 [2021-11-22 23:16:56,344 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:56,344 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:57,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:57,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:57,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:57,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:57,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:57,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:57,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:57,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:57,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:57,157 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:57,157 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:57,201 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:57,201 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:16:57,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:57,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:57,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:57,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:57,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:57,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:57,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:58,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:58,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:58,051 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:58,051 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 [2021-11-22 23:16:58,098 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:58,098 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 [2021-11-22 23:16:58,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:58,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:58,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:58,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:58,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:58,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:58,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:58,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:58,946 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:58,946 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:16:58,986 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:58,986 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 [2021-11-22 23:16:59,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:59,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:59,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:16:59,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:16:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:59,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:59,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:59,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:16:59,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:59,781 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:16:59,781 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 [2021-11-22 23:16:59,822 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:16:59,823 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:00,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:00,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:00,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:00,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:00,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:00,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:00,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:00,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:00,636 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:00,636 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 [2021-11-22 23:17:00,679 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:00,679 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:01,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:01,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:01,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:01,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:01,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:01,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:01,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:01,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:01,459 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:01,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:01,506 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:01,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:02,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:02,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:02,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:02,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:02,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:02,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:02,369 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:02,369 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 [2021-11-22 23:17:02,417 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:02,417 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:03,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:03,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:03,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:03,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:03,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:03,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:03,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:03,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:03,221 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:03,221 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 [2021-11-22 23:17:03,260 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:03,260 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 [2021-11-22 23:17:03,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:03,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:03,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:03,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:03,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:03,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:04,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:04,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:04,029 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:04,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:04,073 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:04,073 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 [2021-11-22 23:17:04,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:04,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:04,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:04,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:04,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:04,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:04,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:04,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:04,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:04,890 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:04,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:04,935 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:04,935 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 [2021-11-22 23:17:05,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:05,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:05,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:05,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:05,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:05,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:05,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:05,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:05,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:05,761 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:05,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:05,806 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:05,806 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 [2021-11-22 23:17:06,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:06,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:06,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:06,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:06,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:06,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:06,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:06,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:06,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:06,670 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:06,671 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 [2021-11-22 23:17:06,715 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:06,715 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:07,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:07,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:07,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:07,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:07,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:07,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:07,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:07,572 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:07,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:07,611 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:07,611 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 [2021-11-22 23:17:08,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:08,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:08,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:08,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:08,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:08,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:08,390 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:08,390 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 [2021-11-22 23:17:08,431 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:08,431 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:09,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:09,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:09,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:09,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:09,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:09,224 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:09,224 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 [2021-11-22 23:17:09,268 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:09,268 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:09,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:10,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:10,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:10,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:10,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:10,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:10,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:10,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:10,098 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:10,098 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 [2021-11-22 23:17:10,143 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:10,143 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:10,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:10,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:10,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:10,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:10,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:10,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:10,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:10,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:10,986 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:10,986 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:11,032 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:11,032 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:11,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:11,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:11,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:11,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:11,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:11,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:11,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:11,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:11,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:11,906 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:11,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:11,946 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:11,946 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 [2021-11-22 23:17:12,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:12,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:12,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:12,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:12,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:12,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:12,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:12,737 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:12,737 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 [2021-11-22 23:17:12,778 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:12,778 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 [2021-11-22 23:17:13,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:13,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:13,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:13,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:13,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:13,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:13,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:13,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:13,585 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:13,585 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 [2021-11-22 23:17:13,628 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:13,629 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 [2021-11-22 23:17:14,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:14,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:14,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:14,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:14,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:14,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:14,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:14,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:14,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:14,432 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:14,432 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:14,477 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:14,477 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 [2021-11-22 23:17:15,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:15,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:15,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:15,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:15,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:15,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:15,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:15,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:15,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:15,352 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:15,352 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 [2021-11-22 23:17:15,400 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:15,400 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 [2021-11-22 23:17:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:16,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:16,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:16,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:16,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:16,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:16,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:16,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:16,270 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:16,271 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:16,310 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:16,310 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 [2021-11-22 23:17:16,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:17,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:17,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:17,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:17,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:17,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:17,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:17,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:17,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:17,081 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:17,081 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:17,122 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:17,122 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:17,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:17,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:17,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:17,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:17,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:17,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:17,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:17,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:17,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:17,915 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:17,915 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:17,956 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:17,956 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:18,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:18,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:18,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:18,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:18,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:18,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:18,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:18,752 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:18,752 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 [2021-11-22 23:17:18,797 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:18,798 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 [2021-11-22 23:17:19,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:19,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:19,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:19,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:19,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:19,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:19,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:19,641 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:19,641 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:19,688 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:19,688 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 [2021-11-22 23:17:20,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:20,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:20,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:20,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:20,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:20,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:20,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:20,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:20,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:20,565 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:20,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:20,605 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:20,605 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 [2021-11-22 23:17:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:21,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:21,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:21,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:21,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:21,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:21,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:21,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:21,392 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:21,392 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 [2021-11-22 23:17:21,435 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:21,435 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 [2021-11-22 23:17:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:22,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:22,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:22,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:22,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:22,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:22,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:22,237 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:22,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:22,280 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:22,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:23,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:23,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:23,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:23,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:23,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:23,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:23,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:23,128 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:23,128 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:23,171 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:23,171 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:23,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:23,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:23,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:23,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:23,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:23,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:23,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:23,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:23,997 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:23,997 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 [2021-11-22 23:17:24,044 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:24,044 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 [2021-11-22 23:17:24,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:24,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:24,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:24,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:24,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:24,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:24,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:24,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:24,915 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:24,915 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:24,955 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:24,956 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:25,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:25,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:25,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:25,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:25,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:25,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:25,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:25,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:25,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:25,729 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:25,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:25,769 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:25,769 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 [2021-11-22 23:17:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:26,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:26,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:26,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:26,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:26,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:26,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:26,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:26,571 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:26,571 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 [2021-11-22 23:17:26,613 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:26,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:27,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:27,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:27,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:27,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:27,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:27,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:27,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:27,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:27,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:27,431 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:27,431 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 [2021-11-22 23:17:27,475 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:27,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:28,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:28,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:28,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:28,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:28,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:28,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:28,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:28,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:28,329 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:28,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:28,380 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:28,380 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 [2021-11-22 23:17:29,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:29,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:29,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:29,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:29,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:29,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:29,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:29,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:29,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:29,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:29,271 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:29,271 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:29,310 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:29,310 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 [2021-11-22 23:17:29,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:29,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:29,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:29,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:29,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:29,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:29,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:30,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:30,073 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:30,073 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 [2021-11-22 23:17:30,114 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:30,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:30,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:30,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:30,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:30,883 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:30,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:30,926 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:30,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:31,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:31,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:31,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:31,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:31,738 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:31,739 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 [2021-11-22 23:17:31,781 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:31,782 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 [2021-11-22 23:17:32,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:32,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:32,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:32,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:32,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:32,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:32,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:32,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:32,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:32,608 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:32,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:32,654 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:32,654 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 [2021-11-22 23:17:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:33,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:33,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:33,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:33,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:33,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:33,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:33,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:33,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:33,511 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:33,511 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:33,551 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:33,552 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 [2021-11-22 23:17:34,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:34,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:34,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:34,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:34,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:34,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:34,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:34,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:34,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:34,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:34,313 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:34,314 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 [2021-11-22 23:17:34,355 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:34,356 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 [2021-11-22 23:17:35,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:35,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:35,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:35,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:35,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:35,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:35,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:35,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:35,164 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:35,164 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 [2021-11-22 23:17:35,208 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:35,209 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 [2021-11-22 23:17:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:35,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:35,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:35,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:35,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:36,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:36,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:36,042 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:36,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:36,087 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:36,088 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 [2021-11-22 23:17:36,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:36,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:36,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:36,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:36,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:36,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:36,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:36,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:36,957 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:36,957 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:37,004 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:37,004 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:37,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:37,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:37,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:37,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:37,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:37,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:37,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:37,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:37,863 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:37,863 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 [2021-11-22 23:17:37,902 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:37,902 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 [2021-11-22 23:17:38,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:38,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:38,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:38,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:38,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:38,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:38,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:38,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:38,682 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:38,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:38,722 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:38,723 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 [2021-11-22 23:17:39,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:39,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:39,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:39,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:39,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:39,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:39,533 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:39,534 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 [2021-11-22 23:17:39,576 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:39,576 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 [2021-11-22 23:17:40,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:40,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:40,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:40,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:40,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:40,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:40,396 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:40,396 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:40,438 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:40,438 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 [2021-11-22 23:17:41,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:41,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:41,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:41,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:41,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:41,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:41,277 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:41,277 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:41,323 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:41,323 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 [2021-11-22 23:17:42,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:42,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:42,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:42,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:42,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:42,238 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:42,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:42,278 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:42,278 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:42,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:42,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:42,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:42,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:42,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:43,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:43,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:43,070 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:43,071 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 [2021-11-22 23:17:43,113 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:43,113 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 [2021-11-22 23:17:43,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:43,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:43,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:43,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:43,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:43,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:43,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:43,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:43,925 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:43,925 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:43,968 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:43,968 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 [2021-11-22 23:17:44,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:44,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:44,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:44,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:44,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:44,806 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:44,806 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:44,850 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:44,850 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 [2021-11-22 23:17:45,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:45,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:45,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:45,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:45,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:45,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:45,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:45,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:45,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:45,707 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:45,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:45,753 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:45,753 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:46,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:46,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:46,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:46,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:46,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:46,647 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:46,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:46,685 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:46,686 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 [2021-11-22 23:17:47,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:47,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:47,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:47,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:47,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:47,461 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:47,464 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:47,508 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:47,508 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 [2021-11-22 23:17:48,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:48,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:48,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:48,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:48,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:48,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:48,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:48,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:48,318 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:48,318 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 [2021-11-22 23:17:48,360 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:48,361 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 [2021-11-22 23:17:49,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:49,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:49,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:49,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:49,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:49,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:49,216 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:49,216 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:49,260 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:49,260 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 [2021-11-22 23:17:50,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:50,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:50,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:50,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:50,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:50,125 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:50,125 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 [2021-11-22 23:17:50,178 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:50,179 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 [2021-11-22 23:17:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:50,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:50,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:50,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:50,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:51,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:51,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:51,082 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:51,082 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:51,122 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:51,122 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:51,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:51,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:51,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:51,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:51,897 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:51,897 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:51,939 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:51,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:52,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:52,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:52,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:52,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:52,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:52,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:52,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:52,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:52,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:52,733 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:52,733 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 [2021-11-22 23:17:52,775 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:52,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:53,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:53,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:53,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:53,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:53,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:53,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:53,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:53,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:53,605 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:53,606 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:53,649 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:53,650 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 [2021-11-22 23:17:54,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:54,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:54,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:54,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:54,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:54,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:54,492 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:54,492 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 [2021-11-22 23:17:54,537 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:54,537 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 [2021-11-22 23:17:55,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:55,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:55,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:55,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:55,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:55,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:55,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:55,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:55,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:55,429 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:55,429 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 [2021-11-22 23:17:55,467 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:55,468 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 [2021-11-22 23:17:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:56,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:56,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:56,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:56,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:56,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:56,241 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:56,242 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 [2021-11-22 23:17:56,282 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:56,282 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 [2021-11-22 23:17:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:56,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:56,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:56,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:57,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:57,069 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:57,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:57,111 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:57,111 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 [2021-11-22 23:17:57,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:57,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:57,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:57,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:57,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:57,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:57,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:57,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:57,923 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:57,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:57,966 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:57,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:17:58,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:58,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:58,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:58,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,818 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:58,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:17:58,865 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:58,865 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 [2021-11-22 23:17:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:59,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:17:59,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:17:59,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:59,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,801 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:17:59,801 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 [2021-11-22 23:17:59,840 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:17:59,840 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:00,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:00,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:00,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:00,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,612 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:00,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:00,653 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:00,654 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 [2021-11-22 23:18:01,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:01,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:01,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,451 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:01,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:01,491 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:01,491 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:02,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:02,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:02,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:02,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,316 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:02,316 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 [2021-11-22 23:18:02,359 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:02,359 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 [2021-11-22 23:18:03,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:03,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:03,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:03,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:03,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,204 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:03,204 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 [2021-11-22 23:18:03,249 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:03,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:04,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:04,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:04,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:04,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,155 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:04,155 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 [2021-11-22 23:18:04,194 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:04,194 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:04,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:04,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:04,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:04,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,973 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:04,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:05,015 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:05,016 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 [2021-11-22 23:18:05,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:05,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:05,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:05,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,808 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:05,808 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 [2021-11-22 23:18:05,849 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:05,850 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 [2021-11-22 23:18:06,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:06,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:06,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:06,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:06,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,650 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:06,650 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 [2021-11-22 23:18:06,694 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:06,694 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 [2021-11-22 23:18:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:07,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:07,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:07,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:07,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,514 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:07,514 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 [2021-11-22 23:18:07,558 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:07,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:08,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:08,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:08,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:08,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,403 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:08,403 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 [2021-11-22 23:18:08,462 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:08,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:09,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:09,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:09,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,273 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:09,273 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 [2021-11-22 23:18:09,314 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:09,314 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 [2021-11-22 23:18:09,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:10,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:10,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:10,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:10,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,103 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:10,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:10,157 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:10,158 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:10,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,969 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:10,970 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 [2021-11-22 23:18:11,014 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:11,014 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 [2021-11-22 23:18:11,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:11,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:11,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:11,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,855 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:11,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:11,903 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:11,903 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:12,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:12,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:12,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:12,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:12,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,749 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:12,749 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:12,795 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:12,804 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 [2021-11-22 23:18:13,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:13,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:13,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:13,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:13,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,555 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:13,555 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 [2021-11-22 23:18:13,595 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:13,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:14,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:14,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:14,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:14,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,370 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:14,371 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 [2021-11-22 23:18:14,412 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:14,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:15,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:15,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:15,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:15,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:15,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,236 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:15,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:15,280 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:15,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:16,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:16,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:16,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:16,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,133 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:16,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:16,179 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:16,179 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 [2021-11-22 23:18:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:16,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:16,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:16,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:16,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,060 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:17,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:17,110 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:17,110 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 [2021-11-22 23:18:17,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:17,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:17,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,899 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:17,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:17,940 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:17,940 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 [2021-11-22 23:18:18,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:18,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:18,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,732 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:18,732 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 [2021-11-22 23:18:18,773 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:18,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:19,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:19,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:19,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,614 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:19,615 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 [2021-11-22 23:18:19,657 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:19,657 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 [2021-11-22 23:18:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:20,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:20,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:20,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:20,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,495 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:20,495 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 [2021-11-22 23:18:20,541 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:20,541 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:21,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:21,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:21,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,435 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:21,435 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:21,481 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:21,482 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 [2021-11-22 23:18:22,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:22,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:22,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:22,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:22,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,294 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:22,294 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:22,335 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:22,335 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:23,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:23,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:23,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:23,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,123 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:23,123 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:23,167 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:23,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:23,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:23,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:23,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:23,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,984 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:23,985 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:24,032 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:24,033 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 [2021-11-22 23:18:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:24,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:24,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:24,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,878 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:24,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:24,925 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:24,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:25,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:25,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:25,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:25,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:25,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,784 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:25,784 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 [2021-11-22 23:18:25,833 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:25,833 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 [2021-11-22 23:18:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:26,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:26,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:26,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:26,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,611 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:26,611 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 [2021-11-22 23:18:26,651 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:26,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:27,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:27,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:27,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:27,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:27,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,461 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:27,461 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 [2021-11-22 23:18:27,504 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:27,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:28,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:28,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:28,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:28,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:28,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,318 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:28,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:28,360 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:28,360 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 [2021-11-22 23:18:29,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:29,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:29,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:29,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:29,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,203 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:29,203 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:29,247 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:29,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:30,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:30,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:30,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:30,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,125 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:30,125 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 [2021-11-22 23:18:30,171 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:30,171 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:30,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:30,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:30,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,971 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:30,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:31,010 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:31,011 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 [2021-11-22 23:18:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:31,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:31,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:31,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,799 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:31,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:31,840 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:31,840 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:32,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:32,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:32,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:32,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:32,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,670 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:32,670 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 [2021-11-22 23:18:32,716 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:32,716 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 [2021-11-22 23:18:33,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:33,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:33,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:33,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:33,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,569 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:33,569 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:33,614 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:33,615 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:34,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:34,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:34,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:34,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,476 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:34,476 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 [2021-11-22 23:18:34,526 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:34,526 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 [2021-11-22 23:18:35,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:35,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:35,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:35,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:35,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,308 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:35,308 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:35,349 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:35,349 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 [2021-11-22 23:18:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:36,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:36,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:36,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:36,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,138 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:36,139 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 [2021-11-22 23:18:36,180 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:36,180 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:36,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:36,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:36,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:36,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:36,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:37,012 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:37,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:37,056 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:37,057 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 [2021-11-22 23:18:37,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:37,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:37,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:37,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:37,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:37,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:37,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:37,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:37,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:37,909 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:37,909 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 [2021-11-22 23:18:37,953 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:37,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:38,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:38,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:38,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:38,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:38,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:38,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:38,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:38,823 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:38,823 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 [2021-11-22 23:18:38,869 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:38,870 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:39,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:39,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:39,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:39,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:39,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:39,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:39,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:39,684 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:39,684 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:39,723 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:39,724 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 [2021-11-22 23:18:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:40,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:40,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:40,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:40,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:40,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:40,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:40,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:40,516 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:40,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:40,558 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:40,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:41,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:41,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:41,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:41,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:41,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:41,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:41,374 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:41,374 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 [2021-11-22 23:18:41,419 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:41,419 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 [2021-11-22 23:18:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:42,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:42,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:42,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:42,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:42,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:42,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:42,258 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:42,259 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 [2021-11-22 23:18:42,304 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:42,305 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 [2021-11-22 23:18:43,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:43,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:43,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:43,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:43,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:43,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:43,178 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:43,178 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 [2021-11-22 23:18:43,234 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:43,234 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:43,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:43,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:43,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:43,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:43,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:43,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:43,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:44,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:44,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:44,043 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:44,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:44,084 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:44,084 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:44,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:44,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:44,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:44,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:44,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:44,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:44,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:44,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:44,867 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:44,867 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 [2021-11-22 23:18:44,908 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:44,909 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 [2021-11-22 23:18:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:45,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:45,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:45,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:45,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:45,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:45,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:45,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:45,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:45,715 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:45,715 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 [2021-11-22 23:18:45,757 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:45,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:46,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:46,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:46,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:46,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:46,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:46,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:46,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:46,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:46,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:46,606 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:46,607 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:46,651 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:46,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:47,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:47,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:47,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:47,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:47,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:47,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:47,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:47,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:47,525 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:47,525 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 [2021-11-22 23:18:47,570 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:47,570 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 [2021-11-22 23:18:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:48,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:48,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:48,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:48,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:48,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:48,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:48,383 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:48,383 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 [2021-11-22 23:18:48,422 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:48,423 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:49,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:49,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:49,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:49,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:49,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:49,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:49,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:49,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:49,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:49,219 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:49,220 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:49,280 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:49,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:49,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:50,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:50,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:50,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:50,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:50,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:50,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:50,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:50,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:50,086 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:50,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:50,129 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:50,129 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 [2021-11-22 23:18:50,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:50,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:50,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:50,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:50,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:50,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:50,960 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:50,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:51,005 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:51,005 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:51,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:51,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:51,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:51,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:51,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:51,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:51,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:51,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:51,868 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:51,868 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:51,914 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:51,914 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 [2021-11-22 23:18:52,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:52,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:52,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:52,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:52,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:52,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:52,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:52,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:52,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:52,717 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:52,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:52,760 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:52,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:53,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:53,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:53,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:53,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:53,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:53,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:53,554 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:53,554 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 [2021-11-22 23:18:53,596 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:53,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:54,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:54,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:54,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:54,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:54,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:54,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:54,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:54,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:54,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:54,409 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:54,410 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:54,452 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:54,452 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:55,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:55,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:55,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:55,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:55,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:55,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:55,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:55,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:55,291 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:55,291 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:55,336 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:55,336 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 [2021-11-22 23:18:56,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:56,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:56,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:56,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:56,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:56,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:56,212 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:56,213 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 [2021-11-22 23:18:56,260 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:56,260 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 [2021-11-22 23:18:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:57,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:57,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:57,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:57,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:57,097 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:57,097 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 [2021-11-22 23:18:57,137 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:57,138 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 [2021-11-22 23:18:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:57,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:57,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:57,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:57,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:57,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:57,940 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:57,940 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 [2021-11-22 23:18:57,980 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:57,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:18:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:58,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:58,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:58,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:58,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:58,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:58,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:58,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:58,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:58,809 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:58,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:58,865 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:58,866 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 [2021-11-22 23:18:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:59,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:18:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:18:59,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:18:59,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:59,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:59,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:59,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:59,747 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:18:59,747 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:18:59,792 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:18:59,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:00,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:00,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:00,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:00,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:00,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:00,653 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:00,653 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 [2021-11-22 23:19:00,700 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:00,700 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 [2021-11-22 23:19:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:01,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:01,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:01,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:01,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:01,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:01,554 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:01,554 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 [2021-11-22 23:19:01,594 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:01,594 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 [2021-11-22 23:19:02,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:02,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:02,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:02,384 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:02,384 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:02,428 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:02,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:03,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:03,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:03,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:03,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,235 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:03,235 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:03,286 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:03,286 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 [2021-11-22 23:19:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:04,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:04,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:04,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:04,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:04,121 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:04,121 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 [2021-11-22 23:19:04,165 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:04,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:04,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:04,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:04,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:04,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,035 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:05,035 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 [2021-11-22 23:19:05,081 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:05,081 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 [2021-11-22 23:19:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:05,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:05,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:05,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,926 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:05,927 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 [2021-11-22 23:19:05,966 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:05,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:06,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:06,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:06,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,757 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:06,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:06,799 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:06,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:07,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:07,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:07,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,605 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:07,605 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 [2021-11-22 23:19:07,649 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:07,649 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 [2021-11-22 23:19:08,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:08,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:08,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:08,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:08,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:08,500 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:08,500 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 [2021-11-22 23:19:08,547 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:08,547 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:09,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:09,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:09,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,423 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:09,423 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 [2021-11-22 23:19:09,471 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:09,472 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 [2021-11-22 23:19:10,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:10,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:10,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:10,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:10,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,324 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:10,324 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 [2021-11-22 23:19:10,362 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:10,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:11,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:11,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:11,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:11,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,168 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:11,168 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 [2021-11-22 23:19:11,209 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:11,209 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 [2021-11-22 23:19:11,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:11,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:11,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,040 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:12,040 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:12,083 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:12,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:12,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:12,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:12,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:12,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:12,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,927 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:12,927 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 [2021-11-22 23:19:12,972 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:12,972 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:13,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:13,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:13,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,830 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:13,831 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 [2021-11-22 23:19:13,877 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:13,877 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 [2021-11-22 23:19:14,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:14,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:14,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:14,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:14,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:14,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,721 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:14,721 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:14,761 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:14,762 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 [2021-11-22 23:19:15,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:15,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:15,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:15,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:15,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:15,550 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:15,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:15,591 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:15,591 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 [2021-11-22 23:19:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:16,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:16,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:16,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:16,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,398 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:16,398 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:16,440 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:16,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:17,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,296 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:17,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:17,341 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:17,341 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 [2021-11-22 23:19:18,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:18,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:18,217 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:18,217 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 [2021-11-22 23:19:18,263 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:18,264 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:18,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:19,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:19,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:19,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:19,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,119 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:19,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:19,159 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:19,159 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 [2021-11-22 23:19:19,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:19,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:19,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:19,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:19,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,942 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:19,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:19,985 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:19,985 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 [2021-11-22 23:19:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:20,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:20,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,798 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:20,798 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:20,840 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:20,840 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:21,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:21,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:21,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:21,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:21,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,664 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:21,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:21,707 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:21,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:22,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:22,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:22,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:22,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:22,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,580 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:22,580 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:22,632 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:22,633 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 [2021-11-22 23:19:23,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:23,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:23,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:23,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,597 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:23,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:23,637 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:23,637 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:24,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:24,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:24,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:24,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,423 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:24,423 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 [2021-11-22 23:19:24,465 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:24,465 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 [2021-11-22 23:19:25,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:25,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:25,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:25,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:25,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,290 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:25,290 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 [2021-11-22 23:19:25,332 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:25,332 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 [2021-11-22 23:19:26,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:26,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:26,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:26,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:26,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,191 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:26,191 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:26,239 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:26,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:26,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:27,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:27,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:27,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:27,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:27,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:27,112 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:27,112 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 [2021-11-22 23:19:27,156 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:27,157 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 [2021-11-22 23:19:27,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:27,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:27,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:27,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:27,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,048 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:28,048 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 [2021-11-22 23:19:28,086 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:28,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:28,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:28,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:28,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,890 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:28,891 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 [2021-11-22 23:19:28,933 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:28,934 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:29,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:29,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:29,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,786 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:29,786 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:29,828 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:29,828 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:30,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:30,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,662 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:30,662 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:30,710 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:30,710 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 [2021-11-22 23:19:31,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:31,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:31,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:31,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:31,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,568 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:31,569 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:31,618 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:31,618 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 [2021-11-22 23:19:32,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:32,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:32,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:32,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:32,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,503 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:32,503 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 [2021-11-22 23:19:32,545 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:32,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:33,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:33,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:33,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:33,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:33,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,342 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:33,342 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:33,382 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:33,383 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:34,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:34,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,190 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:34,190 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 [2021-11-22 23:19:34,232 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:34,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:34,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:34,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:34,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:34,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:34,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,072 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:35,072 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 [2021-11-22 23:19:35,115 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:35,116 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 [2021-11-22 23:19:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:35,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:35,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:35,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:35,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,977 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:35,978 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:36,026 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:36,026 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 [2021-11-22 23:19:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:36,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:36,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:36,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,923 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:36,924 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 [2021-11-22 23:19:36,972 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:36,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:37,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:37,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:37,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:37,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:37,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,779 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:37,780 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 [2021-11-22 23:19:37,822 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:37,823 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:38,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:38,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:38,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,636 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:38,636 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 [2021-11-22 23:19:38,677 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:38,677 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 [2021-11-22 23:19:39,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:39,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:39,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:39,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:39,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,506 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:39,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:39,549 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:39,549 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 [2021-11-22 23:19:40,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:40,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:40,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,412 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:40,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:40,458 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:40,458 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 [2021-11-22 23:19:41,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:41,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:41,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:41,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:41,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,344 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:41,345 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 [2021-11-22 23:19:41,382 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:41,383 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:42,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:42,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:42,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:42,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:42,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,168 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:42,168 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 [2021-11-22 23:19:42,211 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:42,211 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 [2021-11-22 23:19:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:42,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:42,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:42,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,025 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:43,025 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 [2021-11-22 23:19:43,067 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:43,067 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:43,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:43,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:43,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:43,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,902 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:43,902 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:43,945 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:43,945 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 [2021-11-22 23:19:44,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:44,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:44,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:44,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,796 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:44,796 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:44,842 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:44,842 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 [2021-11-22 23:19:45,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:45,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:45,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:45,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,726 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:45,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:45,765 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:45,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:46,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:46,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:46,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:46,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:46,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:46,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:46,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:46,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:46,550 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:46,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:46,593 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:46,593 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 [2021-11-22 23:19:47,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:47,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:47,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:47,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:47,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:47,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:47,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:47,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:47,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:47,398 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:47,399 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 [2021-11-22 23:19:47,440 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:47,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:48,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:48,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:48,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:48,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:48,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:48,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:48,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:48,291 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:48,292 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 [2021-11-22 23:19:48,335 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:48,335 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:49,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:49,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:49,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:49,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:49,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:49,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:49,219 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:49,219 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:49,266 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:49,266 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 [2021-11-22 23:19:50,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:50,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:50,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:50,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:50,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:50,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:50,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:50,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:50,156 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:50,156 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 [2021-11-22 23:19:50,194 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:50,194 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:50,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:50,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:50,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:50,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:50,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:50,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:50,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:51,010 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:51,011 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:51,062 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:51,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:51,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:51,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:51,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:51,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:51,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:51,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:51,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:51,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:51,880 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:51,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:51,940 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:51,940 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 [2021-11-22 23:19:52,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:52,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:52,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:52,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:52,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:52,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:52,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:52,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:52,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:52,774 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:52,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:52,820 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:52,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:53,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:53,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:53,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:53,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:53,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:53,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:53,686 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:53,687 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 [2021-11-22 23:19:53,731 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:53,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:54,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:54,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:54,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:54,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:54,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:54,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:54,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:54,652 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:54,653 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 [2021-11-22 23:19:54,692 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:54,692 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 [2021-11-22 23:19:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:55,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:55,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:55,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:55,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:55,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:55,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:55,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:55,491 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:55,491 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 [2021-11-22 23:19:55,530 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:55,531 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 [2021-11-22 23:19:56,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:56,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:56,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:56,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:56,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:56,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:56,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:56,341 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:56,341 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 [2021-11-22 23:19:56,383 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:56,383 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:57,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:57,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:57,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:57,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:57,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:57,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:57,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:57,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:57,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:57,226 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:57,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:57,271 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:57,271 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 [2021-11-22 23:19:58,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:58,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:58,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:58,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:58,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:58,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:58,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:58,145 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:58,145 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:58,189 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:58,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:58,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:59,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:59,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:59,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:59,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:59,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:59,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:59,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:59,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:59,123 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:59,123 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:19:59,161 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:19:59,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:19:59,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:19:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:19:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:19:59,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:59,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:59,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:19:59,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:59,960 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:19:59,961 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 [2021-11-22 23:20:00,001 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:00,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:00,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:00,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:00,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:00,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:00,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:00,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:00,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:00,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:00,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:00,801 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:00,801 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 [2021-11-22 23:20:00,843 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:00,843 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 [2021-11-22 23:20:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:01,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:01,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:01,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:01,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:01,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:01,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:01,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:01,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:01,708 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:01,708 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:01,752 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:01,753 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:02,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:02,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:02,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:02,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:02,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:02,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:02,638 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:02,638 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 [2021-11-22 23:20:02,681 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:02,681 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:03,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:03,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:03,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:03,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:03,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:03,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:03,587 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:03,587 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 [2021-11-22 23:20:03,625 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:03,625 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 [2021-11-22 23:20:04,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:04,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:04,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:04,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:04,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:04,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:04,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:04,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:04,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:04,439 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:04,439 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 [2021-11-22 23:20:04,493 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:04,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:05,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:05,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:05,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:05,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:05,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:05,354 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:05,355 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:05,400 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:05,400 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:06,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:06,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:06,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:06,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:06,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:06,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:06,237 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:06,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:06,282 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:06,282 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 [2021-11-22 23:20:07,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:07,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:07,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:07,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:07,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:07,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:07,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:07,174 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:07,174 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 [2021-11-22 23:20:07,221 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:07,221 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 [2021-11-22 23:20:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:08,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:08,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:08,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:08,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:08,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:08,119 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:08,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:08,158 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:08,158 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 [2021-11-22 23:20:08,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:08,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:08,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:08,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:08,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:08,943 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:08,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:08,983 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:08,983 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 [2021-11-22 23:20:09,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:09,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:09,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:09,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:09,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:09,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:09,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:09,828 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:09,829 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 [2021-11-22 23:20:09,870 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:09,870 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:10,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:10,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:10,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:10,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:10,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:10,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:10,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:10,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:10,702 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:10,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:10,746 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:10,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:11,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:11,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:11,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:11,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:11,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:11,603 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:11,603 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 [2021-11-22 23:20:11,650 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:11,650 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 [2021-11-22 23:20:12,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:12,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:12,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:12,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:12,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:12,579 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:12,579 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 [2021-11-22 23:20:12,619 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:12,619 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:13,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:13,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:13,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:13,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:13,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:13,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:13,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:13,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:13,400 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:13,400 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 [2021-11-22 23:20:13,439 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:13,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:14,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:14,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:14,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:14,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:14,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:14,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:14,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:14,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:14,216 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:14,216 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:14,257 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:14,257 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:14,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:14,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:14,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:14,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:14,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:14,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:14,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:15,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:15,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:15,055 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:15,055 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 [2021-11-22 23:20:15,098 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:15,098 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 [2021-11-22 23:20:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:15,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:15,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:15,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:15,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:15,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:15,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:15,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:15,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:15,912 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:15,912 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:15,956 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:15,956 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:16,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:16,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:16,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:16,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:16,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:16,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:16,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:16,842 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:16,842 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 [2021-11-22 23:20:16,881 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:16,881 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 [2021-11-22 23:20:17,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:17,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:17,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:17,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:17,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:17,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:17,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:17,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:17,648 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:17,648 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:17,687 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:17,687 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 [2021-11-22 23:20:18,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:18,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:18,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:18,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:18,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:18,466 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:18,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:18,507 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:18,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:19,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:19,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:19,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:19,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:19,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:19,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:19,308 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:19,308 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:19,350 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:19,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:20,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:20,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:20,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:20,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:20,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:20,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:20,181 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:20,181 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 [2021-11-22 23:20:20,224 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:20,224 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 [2021-11-22 23:20:20,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:20,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:20,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:20,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:20,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:20,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:20,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:21,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:21,080 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:21,080 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 [2021-11-22 23:20:21,118 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:21,118 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 [2021-11-22 23:20:21,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:21,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:21,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:21,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:21,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:21,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:21,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:21,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:21,888 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:21,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:21,928 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:21,928 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 [2021-11-22 23:20:22,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:22,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:22,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:22,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:22,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:22,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:22,712 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:22,712 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 [2021-11-22 23:20:22,758 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:22,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:23,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:23,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:23,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:23,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:23,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:23,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:23,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:23,554 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:23,554 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:23,595 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:23,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:24,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:24,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:24,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:24,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:24,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:24,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:24,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:24,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:24,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:24,421 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:24,421 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 [2021-11-22 23:20:24,465 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:24,465 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 [2021-11-22 23:20:25,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:25,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:25,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:25,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:25,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:25,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:25,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:25,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:25,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:25,348 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:25,348 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:25,386 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:25,387 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 [2021-11-22 23:20:26,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:26,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:26,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:26,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:26,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:26,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:26,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:26,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:26,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:26,152 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:26,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:26,192 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:26,192 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 [2021-11-22 23:20:26,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:26,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:26,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:26,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:26,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:26,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:26,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:26,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:26,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:26,992 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:26,992 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 [2021-11-22 23:20:27,033 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:27,033 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 [2021-11-22 23:20:27,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:27,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:27,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:27,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:27,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:27,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:27,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:27,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:27,839 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:27,839 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 [2021-11-22 23:20:27,884 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:27,885 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 [2021-11-22 23:20:28,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:28,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:28,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:28,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:28,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:28,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:28,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:28,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:28,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:28,712 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:28,712 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 [2021-11-22 23:20:28,761 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:28,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:29,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:29,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:29,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:29,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:29,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:29,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:29,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:29,644 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:29,644 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 [2021-11-22 23:20:29,682 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:29,683 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 [2021-11-22 23:20:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:30,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:30,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:30,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:30,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:30,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:30,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:30,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:30,447 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:30,447 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 [2021-11-22 23:20:30,486 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:30,486 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 [2021-11-22 23:20:31,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:31,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:31,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:31,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:31,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:31,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:31,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:31,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:31,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:31,261 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:31,261 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 [2021-11-22 23:20:31,307 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:31,307 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:31,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:32,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:32,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:32,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:32,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:32,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:32,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:32,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:32,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:32,105 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:32,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:32,146 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:32,147 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:32,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:32,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:32,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:32,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:32,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:32,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:32,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:32,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:32,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:32,977 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:32,977 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 [2021-11-22 23:20:33,021 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:33,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:33,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:33,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:33,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:33,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:33,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:33,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:33,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:33,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:33,879 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:33,879 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:33,933 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:33,934 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:34,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:34,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:34,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:34,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:34,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:34,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:34,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:34,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:34,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:34,700 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:34,700 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:34,742 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:34,743 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:35,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:35,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:35,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:35,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:35,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:35,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:35,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:35,530 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:35,531 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 [2021-11-22 23:20:35,571 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:35,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:36,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:36,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:36,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:36,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:36,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:36,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:36,368 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:36,368 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 [2021-11-22 23:20:36,413 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:36,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:37,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:37,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:37,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:37,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:37,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:37,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:37,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:37,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:37,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:37,245 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:37,245 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 [2021-11-22 23:20:37,289 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:37,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:38,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:38,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:38,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:38,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:38,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:38,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:38,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:38,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:38,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:38,146 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:38,146 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:38,191 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:38,191 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 [2021-11-22 23:20:38,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:38,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:38,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:38,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:38,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:38,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:38,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:38,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:38,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:38,975 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:38,976 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 [2021-11-22 23:20:39,015 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:39,016 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 [2021-11-22 23:20:39,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:39,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:39,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:39,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:39,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:39,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:39,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:39,809 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:39,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:39,851 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:39,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:40,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:40,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:40,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:40,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:40,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:40,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:40,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:40,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:40,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:40,666 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:40,666 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 [2021-11-22 23:20:40,707 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:40,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:41,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:41,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:41,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:41,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:41,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:41,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:41,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:41,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:41,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:41,530 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:41,530 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:41,585 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:41,586 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:42,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:42,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:42,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:42,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:42,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:42,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:42,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:42,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:42,451 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:42,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:42,504 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:42,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:43,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:43,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:43,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:43,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:43,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:43,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:43,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:43,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:43,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:43,300 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:43,300 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:43,339 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:43,340 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 [2021-11-22 23:20:44,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:44,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:44,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:44,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:44,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:44,171 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:44,171 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 [2021-11-22 23:20:44,213 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:44,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:44,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:44,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:44,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:45,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:45,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:45,025 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:45,025 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 [2021-11-22 23:20:45,072 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:45,072 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 [2021-11-22 23:20:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:45,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:45,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:45,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:45,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:45,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:45,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:45,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:45,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:45,904 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:45,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:45,947 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:45,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:46,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:46,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:46,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:46,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:46,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:46,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:46,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:46,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:46,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:46,811 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:46,811 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 [2021-11-22 23:20:46,855 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:46,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:47,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:47,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:47,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:47,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:47,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:47,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:47,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:47,647 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:47,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:47,687 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:47,687 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 [2021-11-22 23:20:48,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:48,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:48,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:48,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:48,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:48,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:48,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:48,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:48,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:48,474 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:48,474 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:48,516 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:48,516 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:49,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:49,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:49,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:49,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:49,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:49,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:49,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:49,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:49,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:49,330 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:49,331 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 [2021-11-22 23:20:49,372 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:49,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:50,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:50,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:50,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:50,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:50,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:50,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:50,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:50,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:50,202 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:50,203 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:50,248 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:50,248 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 [2021-11-22 23:20:50,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:51,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:51,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:51,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:51,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:51,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:51,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:51,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:51,102 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:51,102 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 [2021-11-22 23:20:51,153 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:51,154 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 [2021-11-22 23:20:51,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:51,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:51,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:51,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:51,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:51,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:51,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:51,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:51,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:51,945 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:51,945 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 [2021-11-22 23:20:51,984 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:51,984 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 [2021-11-22 23:20:52,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:52,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:52,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:52,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:52,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:52,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:52,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:52,777 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:52,778 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:52,820 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:52,820 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:53,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:53,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:53,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:53,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:53,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:53,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:53,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:53,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:53,626 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:53,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:53,700 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:53,700 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 [2021-11-22 23:20:54,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:54,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:54,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:54,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:54,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:54,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:54,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:54,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:54,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:54,562 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:54,562 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 [2021-11-22 23:20:54,615 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:54,616 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:55,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:55,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:55,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:55,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:55,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:55,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:55,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:55,501 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:55,501 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 [2021-11-22 23:20:55,546 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:55,546 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 [2021-11-22 23:20:56,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:56,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:56,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:56,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:56,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:56,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:56,339 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:56,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:56,379 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:56,379 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:57,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:57,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:57,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:57,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:57,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:57,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:57,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:57,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:57,181 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:57,181 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 [2021-11-22 23:20:57,221 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:57,222 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:20:57,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:57,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:57,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:57,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:57,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:57,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:57,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:58,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:58,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:58,030 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:58,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:20:58,072 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:58,073 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 [2021-11-22 23:20:58,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:58,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:58,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:58,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:58,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:58,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:58,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:58,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:58,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:58,893 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:58,893 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 [2021-11-22 23:20:58,937 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:58,937 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 [2021-11-22 23:20:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:20:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:20:59,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:59,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:59,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:59,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:20:59,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:59,801 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:20:59,801 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 [2021-11-22 23:20:59,846 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:20:59,846 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 [2021-11-22 23:21:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:00,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:00,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:00,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:00,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:00,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:00,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:00,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:00,628 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:00,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:00,667 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:00,668 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 [2021-11-22 23:21:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:01,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:01,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:01,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:01,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:01,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:01,450 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:01,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:01,492 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:01,492 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 [2021-11-22 23:21:02,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:02,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:02,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:02,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:02,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:02,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:02,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:02,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:02,296 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:02,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:02,344 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:02,344 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:03,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:03,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:03,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:03,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:03,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:03,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:03,182 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:03,182 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:03,225 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:03,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:03,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:04,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:04,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:04,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:04,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:04,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:04,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:04,078 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:04,079 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 [2021-11-22 23:21:04,123 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:04,123 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 [2021-11-22 23:21:04,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:04,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:04,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:04,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:04,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:04,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:04,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:04,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:04,924 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:04,924 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 [2021-11-22 23:21:04,964 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:04,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:05,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:05,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:05,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:05,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:05,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:05,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:05,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:05,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:05,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:05,759 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:05,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:05,799 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:05,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:06,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:06,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:06,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:06,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:06,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:06,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:06,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:06,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:06,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:06,607 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:06,607 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:06,649 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:06,650 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 [2021-11-22 23:21:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:07,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:07,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:07,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:07,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:07,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:07,488 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:07,488 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 [2021-11-22 23:21:07,550 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:07,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:08,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:08,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:08,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:08,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:08,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:08,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:08,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:08,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:08,419 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:08,420 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 [2021-11-22 23:21:08,466 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:08,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:09,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:09,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:09,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:09,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:09,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:09,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:09,286 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:09,286 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:09,329 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:09,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:10,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:10,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:10,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:10,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:10,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:10,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:10,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:10,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:10,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:10,134 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:10,135 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 [2021-11-22 23:21:10,178 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:10,178 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:10,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:10,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:10,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:10,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:10,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:10,983 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:10,983 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 [2021-11-22 23:21:11,025 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:11,026 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 [2021-11-22 23:21:11,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:11,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:11,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:11,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:11,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:11,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:11,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:11,862 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:11,862 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 [2021-11-22 23:21:11,905 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:11,905 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 [2021-11-22 23:21:12,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:12,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:12,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:12,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:12,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:12,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:12,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:12,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:12,771 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:12,771 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:12,817 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:12,817 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:13,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:13,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:13,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:13,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:13,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:13,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:13,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:13,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:13,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:13,613 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:13,614 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:13,652 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:13,652 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 [2021-11-22 23:21:14,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:14,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:14,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:14,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:14,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:14,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:14,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:14,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:14,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:14,429 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:14,429 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 [2021-11-22 23:21:14,469 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:14,469 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 [2021-11-22 23:21:15,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:15,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:15,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:15,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:15,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:15,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:15,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:15,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:15,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:15,276 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:15,276 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:15,317 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:15,317 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:16,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:16,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:16,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:16,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:16,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:16,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:16,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:16,138 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:16,138 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:16,181 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:16,181 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:16,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:16,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:16,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:16,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:16,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:16,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:17,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:17,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:17,038 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:17,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:17,085 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:17,085 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:17,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:17,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:17,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:17,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:17,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:17,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:17,864 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:17,865 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:17,903 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:17,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:18,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:18,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:18,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:18,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:18,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:18,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:18,772 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:18,772 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 [2021-11-22 23:21:18,829 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:18,829 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 [2021-11-22 23:21:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:19,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:19,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:19,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:19,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:19,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:19,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:19,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:19,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:19,753 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:19,753 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 [2021-11-22 23:21:19,798 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:19,798 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 [2021-11-22 23:21:20,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:20,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:20,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:20,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:20,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:20,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:20,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:20,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:20,750 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:20,750 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:20,800 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:20,800 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 [2021-11-22 23:21:21,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:21,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:21,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:21,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:21,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:21,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:21,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:21,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:21,825 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:21,825 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 [2021-11-22 23:21:21,877 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:21,877 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 [2021-11-22 23:21:22,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:22,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:22,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:22,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:22,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:22,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:22,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:22,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:22,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:22,836 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:22,837 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 [2021-11-22 23:21:22,877 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:22,877 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 [2021-11-22 23:21:23,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:23,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:23,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:23,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:23,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:23,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:23,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:23,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:23,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:23,756 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:23,756 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 [2021-11-22 23:21:23,800 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:23,800 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 [2021-11-22 23:21:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:24,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:24,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:24,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:24,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:24,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:24,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:24,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:24,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:24,690 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:24,690 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:24,735 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:24,735 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 [2021-11-22 23:21:25,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:25,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:25,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:25,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:25,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:25,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:25,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:25,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:25,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:25,649 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:25,649 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:25,697 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:25,697 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 [2021-11-22 23:21:26,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:26,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:26,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:26,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:26,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:26,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:26,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:26,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:26,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:26,633 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:26,633 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 [2021-11-22 23:21:26,681 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:26,681 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:27,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:27,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:27,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:27,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:27,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:27,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:27,569 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:27,569 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:27,611 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:27,611 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 [2021-11-22 23:21:28,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:28,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:28,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:28,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:28,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:28,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:28,478 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:28,478 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 [2021-11-22 23:21:28,520 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:28,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:29,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:29,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:29,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:29,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:29,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:29,418 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:29,418 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 [2021-11-22 23:21:29,465 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:29,465 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 [2021-11-22 23:21:30,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:30,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:30,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,387 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:30,388 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 [2021-11-22 23:21:30,435 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:30,435 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 [2021-11-22 23:21:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:31,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:31,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:31,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:31,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,412 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:31,412 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 [2021-11-22 23:21:31,460 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:31,461 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:32,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:32,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:32,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:32,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:32,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,379 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:32,379 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 [2021-11-22 23:21:32,420 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:32,421 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 [2021-11-22 23:21:33,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:33,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:33,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:33,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:33,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,230 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:33,230 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 [2021-11-22 23:21:33,271 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:33,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:34,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:34,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:34,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:34,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,168 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:34,169 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 [2021-11-22 23:21:34,224 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:34,224 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 [2021-11-22 23:21:35,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:35,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:35,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,171 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:35,172 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:35,218 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:35,219 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 [2021-11-22 23:21:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:36,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:36,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:36,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:36,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,137 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:36,137 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 [2021-11-22 23:21:36,185 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:36,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:36,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:36,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:36,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:36,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,063 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:37,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:37,103 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:37,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:37,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:37,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:37,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,925 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:37,925 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 [2021-11-22 23:21:37,967 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:37,967 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 [2021-11-22 23:21:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:38,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:38,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,835 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:38,836 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 [2021-11-22 23:21:38,879 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:38,879 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 [2021-11-22 23:21:39,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:39,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:39,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:39,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,781 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:39,781 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 [2021-11-22 23:21:39,829 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:39,829 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 [2021-11-22 23:21:40,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:40,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:40,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:40,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:40,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,767 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:40,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:40,814 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:40,814 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 [2021-11-22 23:21:41,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:41,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:41,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:41,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:41,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,708 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:41,708 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:41,748 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:41,748 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:42,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:42,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:42,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:42,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:42,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,586 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:42,586 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 [2021-11-22 23:21:42,626 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:42,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:43,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:43,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:43,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:43,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,488 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:43,488 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 [2021-11-22 23:21:43,543 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:43,544 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:44,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:44,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:44,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:44,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:44,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:44,451 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:44,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:44,496 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:44,497 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 [2021-11-22 23:21:45,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:45,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:45,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:45,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:45,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,426 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:45,426 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 [2021-11-22 23:21:45,473 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:45,473 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:46,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:46,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:46,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:46,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,366 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:46,366 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 [2021-11-22 23:21:46,406 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:46,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:47,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:47,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:47,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:47,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:47,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,233 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:47,234 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 [2021-11-22 23:21:47,276 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:47,276 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 [2021-11-22 23:21:48,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:48,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:48,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:48,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:48,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,185 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:48,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:48,228 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:48,228 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 [2021-11-22 23:21:49,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:49,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:49,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:49,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,159 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:49,160 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:49,206 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:49,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:50,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:50,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:50,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:50,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:50,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,168 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:50,169 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 [2021-11-22 23:21:50,216 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:50,216 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 [2021-11-22 23:21:51,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:51,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:51,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:51,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:51,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,149 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:51,149 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 [2021-11-22 23:21:51,189 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:51,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:51,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:51,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:51,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:51,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:51,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,057 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:52,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:52,115 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:52,115 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:52,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:52,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:52,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,014 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:53,014 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:53,059 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:53,060 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 [2021-11-22 23:21:53,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:53,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:53,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:53,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,999 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:54,000 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:54,051 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:54,051 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 [2021-11-22 23:21:54,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:54,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,047 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:55,047 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:55,099 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:55,099 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 [2021-11-22 23:21:55,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:55,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:55,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:55,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:55,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,035 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:56,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:56,076 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:56,076 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 [2021-11-22 23:21:56,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:56,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:56,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:56,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,940 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:56,940 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 [2021-11-22 23:21:56,984 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:56,985 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 [2021-11-22 23:21:57,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:57,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:57,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:57,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,865 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:57,865 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:21:57,908 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:57,908 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:58,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:58,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:58,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:58,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:58,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,810 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:58,811 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 [2021-11-22 23:21:58,859 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:58,860 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:21:59,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:21:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:21:59,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:21:59,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,915 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:21:59,916 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 [2021-11-22 23:21:59,963 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:21:59,963 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 [2021-11-22 23:22:00,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:00,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:00,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:00,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,923 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:00,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:00,963 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:00,963 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 [2021-11-22 23:22:01,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:01,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:01,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:01,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:01,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,841 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:01,842 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 [2021-11-22 23:22:01,885 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:01,886 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 [2021-11-22 23:22:02,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:02,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:02,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:02,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:02,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,788 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:02,788 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 [2021-11-22 23:22:02,831 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:02,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:03,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:03,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:03,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:03,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,772 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:03,772 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 [2021-11-22 23:22:03,821 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:03,822 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 [2021-11-22 23:22:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:04,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:04,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:04,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:04,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,805 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:04,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:04,862 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:04,862 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:05,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:05,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,812 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:05,812 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 [2021-11-22 23:22:05,853 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:05,853 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:06,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:06,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:06,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:06,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,722 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:06,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:06,763 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:06,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:07,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:07,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:07,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:07,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,648 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:07,648 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:07,690 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:07,690 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 [2021-11-22 23:22:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:08,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:08,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:08,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,590 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:08,591 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 [2021-11-22 23:22:08,635 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:08,635 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:09,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:09,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:09,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,545 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:09,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:09,590 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:09,591 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 [2021-11-22 23:22:10,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:10,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:10,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:10,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,503 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:10,503 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 [2021-11-22 23:22:10,544 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:10,544 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:11,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:11,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:11,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:11,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:11,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,368 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:11,368 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 [2021-11-22 23:22:11,408 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:11,408 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:12,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:12,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,243 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:12,243 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:12,285 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:12,285 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:13,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:13,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:13,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:13,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,153 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:13,153 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 [2021-11-22 23:22:13,197 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:13,197 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:13,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:13,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:13,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:13,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:13,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,075 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:14,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:14,120 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:14,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:14,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:14,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:14,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:14,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:14,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,014 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:15,014 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:15,052 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:15,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:15,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:15,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:15,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:15,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:15,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,849 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:15,850 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 [2021-11-22 23:22:15,890 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:15,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:16,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:16,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:16,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:16,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,719 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:16,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:16,761 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:16,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:17,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:17,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:17,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:17,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,608 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:17,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:17,650 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:17,650 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 [2021-11-22 23:22:18,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:18,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:18,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:18,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,547 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:18,548 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:18,593 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:18,593 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 [2021-11-22 23:22:19,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:19,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,504 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:19,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:19,543 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:19,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:20,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:20,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:20,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:20,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,367 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:20,367 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:20,406 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:20,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:21,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:21,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:21,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,249 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:21,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:21,290 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:21,291 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 [2021-11-22 23:22:22,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:22,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:22,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:22,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:22,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,124 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:22,125 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 [2021-11-22 23:22:22,167 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:22,168 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 [2021-11-22 23:22:22,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:22,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:22,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:22,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:22,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,026 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:23,026 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:23,071 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:23,072 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 [2021-11-22 23:22:23,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:23,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:23,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:23,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,005 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:24,005 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 [2021-11-22 23:22:24,045 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:24,045 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 [2021-11-22 23:22:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:24,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:24,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:24,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:24,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,850 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:24,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:24,904 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:24,905 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 [2021-11-22 23:22:25,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:25,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:25,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,725 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:25,725 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 [2021-11-22 23:22:25,767 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:25,768 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 [2021-11-22 23:22:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:26,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:26,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:26,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:26,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:26,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:26,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:26,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:26,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:26,632 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:26,632 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:26,675 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:26,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:27,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:27,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:27,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:27,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:27,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:27,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:27,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:27,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:27,546 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:27,546 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:27,592 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:27,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-22 23:22:28,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:28,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:28,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:28,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:28,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:28,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:28,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:28,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:28,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:28,489 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:28,489 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-22 23:22:28,527 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:28,527 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 [2021-11-22 23:22:29,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:29,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:29,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-11-22 23:22:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-11-22 23:22:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:22:29,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:29,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:29,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:22:29,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:29,329 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-22 23:22:29,330 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 [2021-11-22 23:22:29,370 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:22:29,371 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