./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_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_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/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_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/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_f76eb679-f514-4830-9c64-b0fb71959912/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 ff5be3465740cb655882704e7eef418c95d0bbd56a2060e741c7d3e996e58af7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:48:52,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:48:52,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:48:52,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:48:52,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:48:52,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:48:52,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:48:52,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:48:52,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:48:52,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:48:52,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:48:52,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:48:52,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:48:52,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:48:52,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:48:52,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:48:52,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:48:52,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:48:52,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:48:52,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:48:52,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:48:52,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:48:52,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:48:52,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:48:52,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:48:52,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:48:52,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:48:52,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:48:52,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:48:52,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:48:52,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:48:52,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:48:52,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:48:52,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:48:52,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:48:52,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:48:52,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:48:52,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:48:52,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:48:52,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:48:52,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:48:52,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:48:52,759 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:48:52,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:48:52,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:48:52,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:48:52,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:48:52,762 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:48:52,762 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:48:52,762 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:48:52,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:48:52,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:48:52,763 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:48:52,763 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:48:52,764 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:48:52,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:48:52,764 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:48:52,764 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:48:52,765 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:48:52,765 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:48:52,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:48:52,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:52,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:48:52,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:48:52,771 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:48:52,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:48:52,771 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_f76eb679-f514-4830-9c64-b0fb71959912/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff5be3465740cb655882704e7eef418c95d0bbd56a2060e741c7d3e996e58af7 [2021-11-23 00:48:53,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:48:53,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:48:53,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:48:53,139 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:48:53,144 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:48:53,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i [2021-11-23 00:48:53,237 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/data/519ecb2f0/fb5333b0e33743d8bedc625a71e3750e/FLAG4e41f6b48 [2021-11-23 00:48:53,986 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:48:53,987 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i [2021-11-23 00:48:54,014 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/data/519ecb2f0/fb5333b0e33743d8bedc625a71e3750e/FLAG4e41f6b48 [2021-11-23 00:48:54,163 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/data/519ecb2f0/fb5333b0e33743d8bedc625a71e3750e [2021-11-23 00:48:54,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:48:54,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:48:54,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:54,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:48:54,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:48:54,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:54" (1/1) ... [2021-11-23 00:48:54,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29561213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:54, skipping insertion in model container [2021-11-23 00:48:54,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:54" (1/1) ... [2021-11-23 00:48:54,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:48:54,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:54,877 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_f76eb679-f514-4830-9c64-b0fb71959912/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44118,44131] [2021-11-23 00:48:54,890 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_f76eb679-f514-4830-9c64-b0fb71959912/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44660,44673] [2021-11-23 00:48:55,056 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_f76eb679-f514-4830-9c64-b0fb71959912/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56247,56260] [2021-11-23 00:48:55,057 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_f76eb679-f514-4830-9c64-b0fb71959912/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56368,56381] [2021-11-23 00:48:55,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:55,092 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:48:55,143 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_f76eb679-f514-4830-9c64-b0fb71959912/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44118,44131] [2021-11-23 00:48:55,146 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_f76eb679-f514-4830-9c64-b0fb71959912/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[44660,44673] [2021-11-23 00:48:55,238 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_f76eb679-f514-4830-9c64-b0fb71959912/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56247,56260] [2021-11-23 00:48:55,243 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_f76eb679-f514-4830-9c64-b0fb71959912/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-1.i[56368,56381] [2021-11-23 00:48:55,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:55,331 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:48:55,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55 WrapperNode [2021-11-23 00:48:55,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:55,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:55,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:48:55,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:48:55,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,558 INFO L137 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 20, calls inlined = 24, statements flattened = 1174 [2021-11-23 00:48:55,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:55,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:48:55,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:48:55,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:48:55,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:48:55,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:48:55,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:48:55,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:48:55,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:55" (1/1) ... [2021-11-23 00:48:55,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:55,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:48:55,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:48:55,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76eb679-f514-4830-9c64-b0fb71959912/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:48:55,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:48:55,834 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:48:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:48:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:48:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:48:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:48:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:48:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:48:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:48:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:48:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:48:55,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:48:56,049 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:48:56,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:48:58,231 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:48:58,457 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:48:58,457 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-23 00:48:58,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:58 BoogieIcfgContainer [2021-11-23 00:48:58,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:48:58,464 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:48:58,464 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:48:58,475 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:48:58,475 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:58" (1/1) ... [2021-11-23 00:48:58,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:48:58,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:58,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1015 states and 1145 transitions. [2021-11-23 00:48:58,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1145 transitions. [2021-11-23 00:48:58,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 00:48:58,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:58,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:58,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:58,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:58,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1014 states and 1144 transitions. [2021-11-23 00:48:58,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1144 transitions. [2021-11-23 00:48:58,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 00:48:58,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:58,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:58,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:58,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:58,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 1013 states and 1143 transitions. [2021-11-23 00:48:58,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1143 transitions. [2021-11-23 00:48:58,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:48:58,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:58,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1012 states and 1141 transitions. [2021-11-23 00:48:59,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1141 transitions. [2021-11-23 00:48:59,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:48:59,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:59,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 1013 states and 1143 transitions. [2021-11-23 00:48:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1143 transitions. [2021-11-23 00:48:59,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:48:59,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:59,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 1012 states and 1142 transitions. [2021-11-23 00:48:59,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1142 transitions. [2021-11-23 00:48:59,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:48:59,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:59,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1015 states and 1147 transitions. [2021-11-23 00:48:59,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1147 transitions. [2021-11-23 00:48:59,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:48:59,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:59,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 1014 states and 1146 transitions. [2021-11-23 00:48:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1146 transitions. [2021-11-23 00:48:59,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:48:59,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:59,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1015 states and 1148 transitions. [2021-11-23 00:48:59,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1148 transitions. [2021-11-23 00:48:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:48:59,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:59,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1016 states and 1150 transitions. [2021-11-23 00:48:59,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1150 transitions. [2021-11-23 00:48:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:48:59,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1017 states and 1152 transitions. [2021-11-23 00:49:00,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1152 transitions. [2021-11-23 00:49:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:49:00,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1016 states and 1150 transitions. [2021-11-23 00:49:00,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1150 transitions. [2021-11-23 00:49:00,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:49:00,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1017 states and 1152 transitions. [2021-11-23 00:49:00,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1152 transitions. [2021-11-23 00:49:00,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:49:00,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 1018 states and 1154 transitions. [2021-11-23 00:49:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1154 transitions. [2021-11-23 00:49:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:49:00,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1020 states and 1158 transitions. [2021-11-23 00:49:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1158 transitions. [2021-11-23 00:49:00,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:49:00,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1019 states and 1157 transitions. [2021-11-23 00:49:00,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1157 transitions. [2021-11-23 00:49:00,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:49:00,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1020 states and 1158 transitions. [2021-11-23 00:49:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1158 transitions. [2021-11-23 00:49:00,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:49:00,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1021 states and 1160 transitions. [2021-11-23 00:49:00,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1160 transitions. [2021-11-23 00:49:00,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:49:00,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1024 states and 1164 transitions. [2021-11-23 00:49:00,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1164 transitions. [2021-11-23 00:49:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:00,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:01,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1023 states and 1163 transitions. [2021-11-23 00:49:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1163 transitions. [2021-11-23 00:49:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:49:01,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:01,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:01,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:49:01,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:01,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1023 states and 1161 transitions. [2021-11-23 00:49:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1161 transitions. [2021-11-23 00:49:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:49:01,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:01,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:01,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:49:01,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:01,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:01,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:01,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1023 states and 1157 transitions. [2021-11-23 00:49:01,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1157 transitions. [2021-11-23 00:49:01,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:01,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:01,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:01,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:49:01,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:01,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:01,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1023 states and 1155 transitions. [2021-11-23 00:49:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1155 transitions. [2021-11-23 00:49:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:01,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:01,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:01,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:49:01,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:01,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:02,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:02,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1028 states and 1164 transitions. [2021-11-23 00:49:02,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1164 transitions. [2021-11-23 00:49:02,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:02,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:02,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:49:02,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:02,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:02,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1030 states and 1167 transitions. [2021-11-23 00:49:02,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1167 transitions. [2021-11-23 00:49:02,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:49:02,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:02,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:02,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:03,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1032 states and 1173 transitions. [2021-11-23 00:49:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1173 transitions. [2021-11-23 00:49:03,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:49:03,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:03,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:03,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:03,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1031 states and 1172 transitions. [2021-11-23 00:49:03,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1172 transitions. [2021-11-23 00:49:03,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:49:03,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:03,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:03,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:03,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1032 states and 1173 transitions. [2021-11-23 00:49:03,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1173 transitions. [2021-11-23 00:49:03,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:49:03,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:03,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:03,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1031 states and 1172 transitions. [2021-11-23 00:49:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1172 transitions. [2021-11-23 00:49:03,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:49:03,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:03,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:03,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:03,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:04,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:04,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1032 states and 1174 transitions. [2021-11-23 00:49:04,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1174 transitions. [2021-11-23 00:49:04,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:04,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:04,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:04,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:04,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:04,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:04,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:04,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1035 states and 1180 transitions. [2021-11-23 00:49:04,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1180 transitions. [2021-11-23 00:49:04,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:04,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:04,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:04,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:04,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:04,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:04,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1034 states and 1179 transitions. [2021-11-23 00:49:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1179 transitions. [2021-11-23 00:49:04,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:04,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:04,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:04,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:04,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:04,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:04,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:05,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1035 states and 1181 transitions. [2021-11-23 00:49:05,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1181 transitions. [2021-11-23 00:49:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:49:05,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:05,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:05,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:05,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:05,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1034 states and 1180 transitions. [2021-11-23 00:49:05,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1180 transitions. [2021-11-23 00:49:05,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:49:05,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:05,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:05,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:05,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:05,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:05,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:05,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:05,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:05,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1035 states and 1182 transitions. [2021-11-23 00:49:05,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1182 transitions. [2021-11-23 00:49:05,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:49:05,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:05,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:05,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:05,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:05,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:05,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1038 states and 1186 transitions. [2021-11-23 00:49:05,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1186 transitions. [2021-11-23 00:49:05,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:49:05,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:05,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:05,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:05,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:05,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:05,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:06,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1039 states and 1189 transitions. [2021-11-23 00:49:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1189 transitions. [2021-11-23 00:49:06,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:49:06,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:06,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:06,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:06,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:06,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:06,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:06,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1039 states and 1188 transitions. [2021-11-23 00:49:06,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1188 transitions. [2021-11-23 00:49:06,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:49:06,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:06,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:06,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:06,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:06,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:06,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:06,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1038 states and 1187 transitions. [2021-11-23 00:49:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1187 transitions. [2021-11-23 00:49:06,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:49:06,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:06,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:06,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:06,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:06,557 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 [2021-11-23 00:49:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:07,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:07,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1039 states and 1189 transitions. [2021-11-23 00:49:07,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1189 transitions. [2021-11-23 00:49:07,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:49:07,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:07,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:07,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:07,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:07,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:07,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:07,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1042 states and 1193 transitions. [2021-11-23 00:49:07,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1193 transitions. [2021-11-23 00:49:07,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:49:07,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:07,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:07,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:07,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:07,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1041 states and 1192 transitions. [2021-11-23 00:49:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1192 transitions. [2021-11-23 00:49:07,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:49:07,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:07,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:07,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:07,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:07,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:07,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:07,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:07,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1042 states and 1194 transitions. [2021-11-23 00:49:07,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1194 transitions. [2021-11-23 00:49:07,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:49:07,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:07,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:07,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:07,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:07,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:07,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1041 states and 1193 transitions. [2021-11-23 00:49:07,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1193 transitions. [2021-11-23 00:49:07,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:49:07,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:07,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:07,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:07,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:07,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:08,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:08,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:08,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1042 states and 1195 transitions. [2021-11-23 00:49:08,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1195 transitions. [2021-11-23 00:49:08,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:49:08,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:08,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:08,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:08,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:08,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:08,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1045 states and 1199 transitions. [2021-11-23 00:49:08,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1199 transitions. [2021-11-23 00:49:08,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:49:08,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:08,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:08,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:08,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:08,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:08,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1044 states and 1198 transitions. [2021-11-23 00:49:08,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1198 transitions. [2021-11-23 00:49:08,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:49:08,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:08,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:08,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:08,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:08,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:09,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1045 states and 1200 transitions. [2021-11-23 00:49:09,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1200 transitions. [2021-11-23 00:49:09,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:49:09,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:09,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:09,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:09,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:09,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:09,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:09,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1046 states and 1203 transitions. [2021-11-23 00:49:09,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1203 transitions. [2021-11-23 00:49:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:49:09,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:09,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:09,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:09,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:09,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:09,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:09,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1046 states and 1202 transitions. [2021-11-23 00:49:09,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1202 transitions. [2021-11-23 00:49:09,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:49:09,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:09,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:09,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:09,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:10,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1049 states and 1206 transitions. [2021-11-23 00:49:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1206 transitions. [2021-11-23 00:49:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:49:10,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:10,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:10,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:10,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:10,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1048 states and 1205 transitions. [2021-11-23 00:49:10,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1205 transitions. [2021-11-23 00:49:10,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:49:10,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:10,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:49:10,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:10,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:10,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1049 states and 1207 transitions. [2021-11-23 00:49:10,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1207 transitions. [2021-11-23 00:49:10,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:49:10,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:10,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:10,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:10,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1052 states and 1211 transitions. [2021-11-23 00:49:10,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1211 transitions. [2021-11-23 00:49:10,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:49:10,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:11,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:49:11,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:11,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:11,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1068 states and 1230 transitions. [2021-11-23 00:49:11,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1230 transitions. [2021-11-23 00:49:11,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:49:11,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:11,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:11,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:49:11,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:11,557 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 [2021-11-23 00:49:11,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:12,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1084 states and 1255 transitions. [2021-11-23 00:49:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1255 transitions. [2021-11-23 00:49:12,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:49:12,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:12,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:12,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:49:12,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:12,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:12,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:12,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1084 states and 1253 transitions. [2021-11-23 00:49:12,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1253 transitions. [2021-11-23 00:49:12,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:49:12,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:12,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:12,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 00:49:12,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:12,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:12,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1099 states and 1274 transitions. [2021-11-23 00:49:14,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1274 transitions. [2021-11-23 00:49:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:49:14,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:14,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:14,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:49:14,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:14,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:14,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1101 states and 1278 transitions. [2021-11-23 00:49:14,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1278 transitions. [2021-11-23 00:49:14,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:14,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:14,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:14,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:14,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:15,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:15,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:15,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1119 states and 1309 transitions. [2021-11-23 00:49:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1309 transitions. [2021-11-23 00:49:15,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:15,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:15,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:16,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:16,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:16,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:16,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1122 states and 1313 transitions. [2021-11-23 00:49:16,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1313 transitions. [2021-11-23 00:49:16,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:16,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:16,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:16,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:16,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:16,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:17,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1125 states and 1319 transitions. [2021-11-23 00:49:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1319 transitions. [2021-11-23 00:49:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:49:17,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:17,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:17,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:17,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:17,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:18,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1128 states and 1324 transitions. [2021-11-23 00:49:18,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1324 transitions. [2021-11-23 00:49:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:49:18,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:18,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:18,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:18,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:18,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:18,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:18,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1129 states and 1325 transitions. [2021-11-23 00:49:18,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1325 transitions. [2021-11-23 00:49:18,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:49:18,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:18,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:18,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:18,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:18,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:18,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:18,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1132 states and 1330 transitions. [2021-11-23 00:49:18,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1330 transitions. [2021-11-23 00:49:18,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:49:18,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:18,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:18,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:18,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:18,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:19,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:19,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1135 states and 1336 transitions. [2021-11-23 00:49:19,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1336 transitions. [2021-11-23 00:49:19,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:49:19,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:19,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:19,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:19,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:19,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:20,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:20,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1138 states and 1341 transitions. [2021-11-23 00:49:20,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1341 transitions. [2021-11-23 00:49:20,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:49:20,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:20,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:20,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:20,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:20,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:20,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:20,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1139 states and 1342 transitions. [2021-11-23 00:49:20,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1342 transitions. [2021-11-23 00:49:20,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:49:20,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:20,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:20,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:20,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:20,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:20,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1142 states and 1347 transitions. [2021-11-23 00:49:20,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1347 transitions. [2021-11-23 00:49:20,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:49:20,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:20,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:20,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:20,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:21,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:22,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1145 states and 1353 transitions. [2021-11-23 00:49:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1353 transitions. [2021-11-23 00:49:22,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:49:22,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:22,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:22,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:49:22,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:22,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:22,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:22,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1145 states and 1351 transitions. [2021-11-23 00:49:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1351 transitions. [2021-11-23 00:49:22,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:49:22,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:22,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:22,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:22,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:22,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:23,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1173 states and 1400 transitions. [2021-11-23 00:49:23,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1400 transitions. [2021-11-23 00:49:23,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:49:23,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:23,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:24,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:49:24,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:24,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:24,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:24,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1176 states and 1404 transitions. [2021-11-23 00:49:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1404 transitions. [2021-11-23 00:49:24,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:49:24,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:24,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:24,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:24,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:24,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1177 states and 1404 transitions. [2021-11-23 00:49:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1404 transitions. [2021-11-23 00:49:25,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:49:25,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:25,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:25,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:49:25,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:25,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:49:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1209 states and 1456 transitions. [2021-11-23 00:49:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1456 transitions. [2021-11-23 00:49:29,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:49:29,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:29,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:29,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:29,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:29,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:31,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1219 states and 1472 transitions. [2021-11-23 00:49:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1472 transitions. [2021-11-23 00:49:31,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:49:31,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:31,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:31,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:32,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1220 states and 1475 transitions. [2021-11-23 00:49:32,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1475 transitions. [2021-11-23 00:49:32,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:49:32,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:32,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:32,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:32,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1220 states and 1474 transitions. [2021-11-23 00:49:32,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1474 transitions. [2021-11-23 00:49:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:49:32,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:33,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:33,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:33,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:33,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:33,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1219 states and 1473 transitions. [2021-11-23 00:49:33,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1473 transitions. [2021-11-23 00:49:33,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:49:33,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:33,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:33,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:33,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:34,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1220 states and 1475 transitions. [2021-11-23 00:49:34,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1475 transitions. [2021-11-23 00:49:34,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:49:34,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:34,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:34,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:34,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:34,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:34,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:34,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1219 states and 1474 transitions. [2021-11-23 00:49:34,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1474 transitions. [2021-11-23 00:49:34,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:49:34,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:34,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:34,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:34,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:36,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:36,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1222 states and 1479 transitions. [2021-11-23 00:49:36,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1479 transitions. [2021-11-23 00:49:36,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:49:36,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:36,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:36,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:49:36,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:36,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:46,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:46,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1267 states and 1548 transitions. [2021-11-23 00:49:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1548 transitions. [2021-11-23 00:49:46,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:49:46,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:46,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:46,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:46,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:46,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:46,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:46,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1266 states and 1547 transitions. [2021-11-23 00:49:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1547 transitions. [2021-11-23 00:49:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:49:46,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:46,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:46,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:49:46,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:47,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:48,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:48,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1267 states and 1549 transitions. [2021-11-23 00:49:48,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1549 transitions. [2021-11-23 00:49:48,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:49:48,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:48,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:48,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:49:48,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:49:48,387 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:49:48,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:49:48,696 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:49:48,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:49:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:08,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:08,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:08,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:09,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:09,070 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:09,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:09,142 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:09,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:09,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:09,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:09,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:09,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:09,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:09,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:10,015 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:10,015 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:10,070 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:10,071 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:10,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:10,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:10,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:10,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:10,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:11,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:11,030 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:11,030 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 [2021-11-23 00:50:11,074 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:11,075 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:11,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:11,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:11,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:11,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:11,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:11,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:11,966 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:11,967 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:12,027 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:12,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:12,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:12,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:12,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:12,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:12,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:12,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:12,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:12,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:12,982 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:12,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:13,034 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:13,034 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 [2021-11-23 00:50:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:13,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:13,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:13,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:13,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:13,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:13,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:13,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:13,936 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:13,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:13,988 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:13,989 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 [2021-11-23 00:50:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:14,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:14,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:14,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:14,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:14,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:14,936 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:14,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:14,999 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:15,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:15,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:15,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:15,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:15,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:15,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:15,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:15,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:15,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:15,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:15,943 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:15,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:15,996 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:15,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:16,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:16,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:16,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:16,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:16,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:16,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:16,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:16,879 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:16,879 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 [2021-11-23 00:50:16,926 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:16,927 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:17,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:17,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:17,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:17,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:17,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:17,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:17,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:17,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:17,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:17,775 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:17,776 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:17,818 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:17,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:18,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:18,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:18,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:18,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:18,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:18,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:18,619 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:18,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:18,670 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:18,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:19,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:19,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:19,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:19,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:19,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:19,652 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:19,652 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 [2021-11-23 00:50:19,703 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:19,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:20,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:20,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:20,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:20,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:20,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:20,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:20,528 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:20,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:20,579 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:20,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:21,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:21,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:21,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:21,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:21,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:21,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:21,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:21,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:21,369 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:21,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:21,419 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:21,420 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:22,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:22,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:22,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:22,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:22,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:22,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:22,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:22,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:22,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:22,297 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:22,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:22,335 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:22,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:22,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:22,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:22,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:23,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:23,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:23,050 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:23,050 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 [2021-11-23 00:50:23,099 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:23,101 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:23,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:23,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:23,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:23,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:23,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:23,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:23,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:23,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:23,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:23,916 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:23,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:23,965 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:23,966 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 [2021-11-23 00:50:24,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:24,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:24,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:24,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:24,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:24,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:24,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:24,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:24,809 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:24,809 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 [2021-11-23 00:50:24,868 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:24,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:25,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:25,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:25,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:25,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:25,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:25,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:25,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:25,662 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:25,662 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 [2021-11-23 00:50:25,702 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:25,702 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 [2021-11-23 00:50:26,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:26,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:26,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:26,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:26,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:26,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:26,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:26,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:26,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:26,494 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:26,494 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 [2021-11-23 00:50:26,536 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:26,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:27,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:27,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:27,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:27,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:27,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:27,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:27,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:27,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:27,374 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:27,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:27,418 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:27,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:28,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:28,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:28,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:28,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:28,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:28,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:28,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:28,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:28,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:28,327 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:28,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:28,375 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:28,376 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:29,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:29,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:29,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:29,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:29,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:29,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:29,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:29,150 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:29,150 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:29,193 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:29,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:29,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:29,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:29,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:29,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:29,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:29,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:30,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:30,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:30,018 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:30,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:30,063 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:30,063 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 [2021-11-23 00:50:30,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:30,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:30,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:30,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:30,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:30,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:30,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:30,875 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:30,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:30,934 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:30,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:31,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:31,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:31,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:31,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:31,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:31,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:31,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:31,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:31,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:31,927 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:31,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:31,977 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:31,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:32,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:32,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:32,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:32,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:32,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:32,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:32,751 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:32,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:32,797 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:32,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:33,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:33,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:33,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:33,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:33,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:33,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:33,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:33,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:33,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:33,533 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:33,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:33,582 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:33,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:34,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:34,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:34,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:34,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:34,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:34,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:34,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:34,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:34,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:34,380 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:34,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:34,435 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:34,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:35,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:35,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:35,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:35,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:35,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:35,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:35,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:35,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:35,302 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:35,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:35,349 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:35,349 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 [2021-11-23 00:50:36,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:36,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:36,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:36,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:36,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:36,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:36,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:36,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:36,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:36,140 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:36,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:36,184 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:36,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:36,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:36,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:36,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:36,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:36,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:36,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:36,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:36,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:36,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:36,888 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:36,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:36,932 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:36,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:37,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:37,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:37,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:37,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:37,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:37,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:37,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:37,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:37,707 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:37,707 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 [2021-11-23 00:50:37,752 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:37,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:38,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:38,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:38,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:38,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:38,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:38,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:38,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:38,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:38,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:38,534 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:38,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:38,581 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:38,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:39,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:39,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:39,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:39,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:39,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:39,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:39,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:39,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:39,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:39,440 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:39,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:39,483 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:39,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:40,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:40,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:40,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:40,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:40,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:40,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:40,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:40,189 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:40,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:40,232 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:40,233 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 [2021-11-23 00:50:40,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:40,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:40,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:40,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:40,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:40,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:40,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:40,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:40,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:40,973 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:40,973 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 [2021-11-23 00:50:41,019 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:41,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:41,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:41,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:41,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:41,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:41,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:41,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:41,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:41,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:41,796 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:41,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:41,856 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:41,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:42,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:42,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:42,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:42,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:42,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:42,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:42,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:42,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:42,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:42,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:42,669 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:42,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:42,722 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:42,722 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:43,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:43,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:43,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:43,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:43,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:43,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:43,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:43,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:43,525 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:43,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:43,567 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:43,567 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:44,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:44,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:44,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:44,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:44,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:44,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:44,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:44,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:44,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:44,299 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:44,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:44,341 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:44,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:44,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:45,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:45,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:45,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:45,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:45,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:45,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:45,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:45,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:45,095 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:45,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:45,148 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:45,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:45,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:45,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:45,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:45,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:45,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:45,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:45,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:45,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:45,956 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:45,957 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 [2021-11-23 00:50:46,015 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:46,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:46,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:46,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:46,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:46,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:46,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:46,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:46,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:46,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:46,861 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:46,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:46,904 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:46,904 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 [2021-11-23 00:50:47,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:47,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:47,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:47,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:47,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:47,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:47,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:47,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:47,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:47,671 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:47,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:47,716 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:47,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:48,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:48,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:48,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:48,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:48,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:48,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:48,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:48,476 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:48,477 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 [2021-11-23 00:50:48,536 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:48,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:49,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:49,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:49,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:49,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:49,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:49,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:49,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:49,482 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:49,482 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:49,529 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:49,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:50,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:50,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:50,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:50,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:50,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:50,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:50,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:50,350 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:50,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:50,405 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:50,406 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 [2021-11-23 00:50:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:51,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:51,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:51,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:51,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:51,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:51,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:51,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:51,299 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:51,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:51,338 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:51,338 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 [2021-11-23 00:50:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:52,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:52,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:52,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:52,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:52,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:52,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:52,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:52,099 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:52,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:52,147 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:52,147 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 [2021-11-23 00:50:52,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:52,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:52,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:52,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:52,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:52,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:52,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:52,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:52,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:52,918 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:52,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:52,966 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:52,966 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 [2021-11-23 00:50:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:53,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:53,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:53,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:53,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:53,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:53,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:53,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:53,728 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:53,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:53,774 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:53,774 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 [2021-11-23 00:50:54,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:54,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:54,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:54,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:54,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:54,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:54,589 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:54,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:54,647 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:54,647 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:55,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:55,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:55,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:55,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:55,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:55,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:55,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:55,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:55,476 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:55,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:55,523 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:55,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:56,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:56,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:56,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:56,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:56,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:56,352 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:56,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:56,407 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:56,411 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:57,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:57,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:57,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:57,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:57,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:57,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:57,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:57,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:57,139 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:57,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:57,182 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:57,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:57,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:57,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:57,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:57,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:57,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:57,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:57,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:57,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:57,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:57,971 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:57,971 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 [2021-11-23 00:50:58,037 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:58,038 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:58,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:58,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:58,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:58,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:58,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:58,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:58,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:58,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:58,899 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:58,899 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 [2021-11-23 00:50:58,945 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:58,946 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:50:59,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:50:59,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:50:59,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:50:59,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:59,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:59,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:59,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:59,741 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:50:59,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:50:59,790 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:50:59,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:00,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:00,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:00,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:00,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:00,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:00,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:00,665 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:00,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:00,705 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:00,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:01,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:01,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:01,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:01,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:01,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:01,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:01,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:01,399 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:01,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:01,442 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:01,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:02,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:02,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:02,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:02,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:02,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:02,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:02,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:02,218 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:02,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:02,273 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:02,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:02,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:02,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:02,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:02,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:02,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:02,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:02,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:03,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:03,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:03,022 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:03,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:03,069 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:03,069 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:03,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:03,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:03,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:03,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:03,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:03,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:03,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:03,851 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:03,851 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 [2021-11-23 00:51:03,898 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:03,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:04,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:04,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:04,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:04,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:04,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:04,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:04,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:04,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:04,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:04,718 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:04,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:04,771 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:04,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:05,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:05,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:05,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:05,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:05,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:05,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:05,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:05,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:05,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:05,561 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:05,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:05,603 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:05,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:06,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:06,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:06,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:06,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:06,333 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:06,334 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 [2021-11-23 00:51:06,395 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:06,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:07,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:07,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:07,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:07,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:07,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:07,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:07,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:07,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:07,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:07,159 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:07,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:07,202 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:07,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:07,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:07,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:07,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:07,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:07,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:07,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:07,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:07,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:07,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:08,033 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:08,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:08,083 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:08,083 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 [2021-11-23 00:51:08,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:08,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:08,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:08,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:08,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:08,894 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:08,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:08,941 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:08,942 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 [2021-11-23 00:51:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:09,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:09,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:09,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:09,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:09,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:09,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:09,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:09,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:09,789 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:09,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:09,829 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:09,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:10,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:10,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:10,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:10,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:10,565 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:10,565 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 [2021-11-23 00:51:10,605 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:10,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:11,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:11,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:11,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:11,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:11,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:11,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:11,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:11,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:11,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:11,356 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:11,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:11,402 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:11,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:12,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:12,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:12,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:12,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:12,153 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:12,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:12,197 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:12,197 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 [2021-11-23 00:51:12,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:12,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:12,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:12,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:12,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:12,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:13,013 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:13,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:13,069 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:13,069 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:13,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:13,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:13,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:13,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:13,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:13,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:13,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:13,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:13,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:13,930 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:13,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:13,979 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:13,979 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:14,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:14,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:14,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:14,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:14,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:14,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:14,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:14,779 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:14,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:14,819 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:14,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:15,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:15,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:15,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:15,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:15,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:15,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:15,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:15,535 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:15,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:15,577 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:15,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:16,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:16,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:16,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:16,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:16,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:16,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:16,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:16,409 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:16,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:16,465 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:16,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:17,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:17,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:17,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:17,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:17,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:17,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:17,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:17,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:17,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:17,257 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:17,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:17,302 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:17,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:17,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:18,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:18,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:18,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:18,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:18,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:18,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:18,109 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:18,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:18,157 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:18,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:18,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:18,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:18,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:18,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:18,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:18,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:18,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:18,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:18,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:19,012 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:19,012 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 [2021-11-23 00:51:19,061 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:19,061 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:19,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:19,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:19,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:19,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:19,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:19,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:19,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:19,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:19,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:19,765 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:19,765 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 [2021-11-23 00:51:19,805 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:19,805 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:20,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:20,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:20,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:20,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:20,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:20,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:20,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:20,529 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:20,529 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 [2021-11-23 00:51:20,571 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:20,571 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 [2021-11-23 00:51:21,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:21,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:21,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:21,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:21,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:21,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:21,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:21,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:21,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:21,335 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:21,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:21,379 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:21,379 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 [2021-11-23 00:51:22,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:22,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:22,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:22,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:22,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:22,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:22,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:22,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:22,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:22,169 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:22,170 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 [2021-11-23 00:51:22,235 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:22,236 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:22,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:23,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:23,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:23,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:23,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:23,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:23,077 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:23,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:23,127 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:23,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:23,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:23,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:23,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:23,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:23,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:23,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:23,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:23,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:23,937 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:23,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:23,978 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:23,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:24,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:24,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:24,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:24,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:24,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:24,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:24,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:24,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:24,705 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:24,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:24,760 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:24,761 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 [2021-11-23 00:51:25,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:25,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:25,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:25,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:25,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:25,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:25,497 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:25,497 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 [2021-11-23 00:51:25,539 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:25,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:26,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:26,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:26,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:26,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:26,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:26,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:26,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:26,313 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:26,313 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 [2021-11-23 00:51:26,356 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:26,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:27,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:27,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:27,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:27,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:27,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:27,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:27,162 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:27,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:27,209 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:27,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:27,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:27,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:27,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:27,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:27,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:28,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:28,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:28,051 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:28,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:28,106 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:28,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:28,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:28,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:28,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:28,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:28,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:28,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:28,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:28,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:28,805 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:28,805 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 [2021-11-23 00:51:28,846 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:28,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:29,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:29,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:29,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:29,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:29,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:29,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:29,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:29,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:29,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:29,575 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:29,575 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 [2021-11-23 00:51:29,625 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:29,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:30,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:30,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:30,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:30,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:30,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:30,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:30,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:30,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:30,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:30,387 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:30,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:30,432 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:30,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:31,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:31,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:31,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:31,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:31,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:31,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:31,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:31,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:31,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:31,225 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:31,226 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:31,271 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:31,272 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 [2021-11-23 00:51:32,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:32,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:32,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:32,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:32,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:32,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:32,155 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:32,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:32,203 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:32,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:32,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:32,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:32,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:32,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:32,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:32,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:33,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:33,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:33,029 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:33,030 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 [2021-11-23 00:51:33,069 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:33,069 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:33,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:33,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:33,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:33,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:33,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:33,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:33,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:33,781 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:33,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:33,824 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:33,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:34,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:34,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:34,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:34,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:34,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:34,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:34,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:34,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:34,556 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:34,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:34,601 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:34,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:35,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:35,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:35,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:35,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:35,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:35,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:35,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:35,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:35,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:35,379 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:35,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:35,424 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:35,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:36,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:36,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:36,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:36,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:36,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:36,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:36,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:36,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:36,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:36,221 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:36,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:36,268 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:36,268 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 [2021-11-23 00:51:36,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:37,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:37,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:37,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:37,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:37,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:37,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:37,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:37,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:37,110 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:37,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:37,171 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:37,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:37,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:37,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:37,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:37,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:37,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:37,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:37,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:37,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:37,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:37,906 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:37,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:37,948 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:37,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:38,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:38,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:38,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:38,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:38,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:38,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:38,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:38,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:38,679 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:38,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:38,723 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:38,723 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 [2021-11-23 00:51:39,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:39,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:39,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:39,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:39,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:39,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:39,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:39,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:39,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:39,480 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:39,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:39,524 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:39,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:40,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:40,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:40,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:40,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:40,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:40,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:40,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:40,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:40,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:40,307 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:40,308 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 [2021-11-23 00:51:40,354 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:40,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:41,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:41,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:41,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:41,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:41,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:41,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:41,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:41,215 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:41,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:41,271 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:41,272 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 [2021-11-23 00:51:41,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:42,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:42,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:42,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:42,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:42,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:42,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:42,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:42,097 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:42,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:42,137 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:42,137 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 [2021-11-23 00:51:42,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:42,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:42,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:42,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:42,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:42,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:42,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:42,856 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:42,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:42,899 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:42,899 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:43,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:43,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:43,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:43,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:43,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:43,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:43,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:43,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:43,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:43,633 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:43,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:43,679 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:43,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:44,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:44,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:44,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:44,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:44,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:44,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:44,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:44,446 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:44,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:44,491 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:44,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:45,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:45,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:45,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:45,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:45,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:45,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:45,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:45,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:45,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:45,321 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:45,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:45,383 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:45,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:46,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:46,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:46,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:46,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:46,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:46,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:46,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:46,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:46,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:46,320 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:46,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:46,397 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:46,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:47,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:47,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:47,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:47,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:47,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:47,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:47,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:47,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:47,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:47,244 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:47,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:47,286 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:47,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:47,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:47,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:47,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:47,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:47,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:48,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:48,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:48,018 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:48,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:48,063 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:48,063 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 [2021-11-23 00:51:48,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:48,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:48,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:48,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:48,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:48,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:48,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:48,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:48,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:48,817 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:48,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:48,860 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:48,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:49,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:49,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:49,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:49,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:49,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:49,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:49,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:49,659 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:49,660 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:49,706 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:49,706 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 [2021-11-23 00:51:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:50,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:50,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:50,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:50,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:50,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:50,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:50,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:50,548 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:50,548 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 [2021-11-23 00:51:50,597 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:50,597 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 [2021-11-23 00:51:51,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:51,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:51,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:51,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:51,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:51,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:51,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:51,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:51,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:51,426 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:51,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:51,466 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:51,466 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 [2021-11-23 00:51:52,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:52,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:52,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:52,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:52,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:52,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:52,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:52,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:52,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:52,186 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:52,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:52,227 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:52,227 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:52,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:52,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:52,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:52,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:52,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:52,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:52,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:52,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:52,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:52,968 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:52,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:53,013 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:53,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:53,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:53,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:53,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:53,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:53,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:53,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:53,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:53,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:53,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:53,779 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:53,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:53,827 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:53,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:54,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:54,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:54,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:54,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:54,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:54,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:54,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:54,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:54,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:54,637 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:54,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:54,684 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:54,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:55,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:55,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:55,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:55,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:55,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:55,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:55,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:55,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:55,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:55,526 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:55,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:55,576 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:55,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:56,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:56,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:56,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:56,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:56,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:56,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:56,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:56,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:56,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:56,311 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:56,311 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 [2021-11-23 00:51:56,354 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:56,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:56,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:57,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:57,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:57,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:57,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:57,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:57,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:57,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:57,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:57,083 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:57,083 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:57,125 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:57,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:57,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:57,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:57,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:57,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:57,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:57,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:57,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:57,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:57,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:57,880 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:57,880 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 [2021-11-23 00:51:57,927 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:57,927 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:58,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:58,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:58,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:58,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:58,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:58,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:58,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:58,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:58,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:58,730 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:58,731 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:58,777 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:58,777 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:59,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:51:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:51:59,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:59,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:59,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:59,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:59,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:59,605 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:59,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:59,652 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:59,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:00,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:00,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:00,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:00,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:00,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:00,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:00,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:00,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:00,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:00,509 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:00,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:00,549 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:00,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:01,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:01,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:01,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:01,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:01,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:01,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:01,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:01,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:01,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:01,257 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:01,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:01,298 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:01,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:01,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:01,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:01,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:01,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:02,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:02,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:02,036 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:02,037 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 [2021-11-23 00:52:02,088 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:02,089 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:02,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:02,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:02,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:02,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:02,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:02,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:02,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:02,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:02,859 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:02,859 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:02,908 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:02,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:03,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:03,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:03,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:03,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:03,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:03,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:03,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:03,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:03,652 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:03,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:03,694 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:03,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:04,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:04,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:04,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:04,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:04,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:04,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:04,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:04,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:04,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:04,515 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:04,515 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 [2021-11-23 00:52:04,565 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:04,565 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 [2021-11-23 00:52:05,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:05,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:05,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:05,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:05,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:05,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:05,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:05,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:05,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:05,326 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:05,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:05,367 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:05,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:05,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:06,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:06,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:06,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:06,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:06,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:06,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:06,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:06,106 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:06,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:06,149 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:06,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:06,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:06,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:06,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:06,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:06,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:06,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:06,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:06,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:06,941 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:06,941 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 [2021-11-23 00:52:07,002 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:07,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:07,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:07,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:07,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:07,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:07,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:07,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:07,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:07,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:07,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:07,843 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:07,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:07,891 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:07,891 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 [2021-11-23 00:52:08,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:08,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:08,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:08,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:08,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:08,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:08,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:08,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:08,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:08,707 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:08,707 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 [2021-11-23 00:52:08,755 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:08,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:09,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:09,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:09,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:09,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:09,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:09,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:09,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:09,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:09,633 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:09,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:09,675 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:09,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:10,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:10,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:10,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:10,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:10,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:10,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:10,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:10,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:10,409 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:10,410 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 [2021-11-23 00:52:10,449 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:10,450 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 [2021-11-23 00:52:11,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:11,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:11,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:11,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:11,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:11,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:11,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:11,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:11,201 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:11,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:11,244 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:11,244 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:11,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:11,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:11,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:11,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:11,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:11,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:11,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:12,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:12,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:12,029 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:12,030 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 [2021-11-23 00:52:12,075 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:12,075 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:12,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:12,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:12,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:12,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:12,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:12,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:12,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:12,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:12,903 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:12,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:12,951 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:12,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:13,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:13,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:13,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:13,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:13,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:13,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:13,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:13,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:13,815 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:13,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:13,865 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:13,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:14,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:14,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:14,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:14,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:14,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:14,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:14,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:14,619 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:14,620 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 [2021-11-23 00:52:14,660 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:14,660 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 [2021-11-23 00:52:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:15,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:15,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:15,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:15,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:15,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:15,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:15,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:15,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:15,414 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:15,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:15,457 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:15,457 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:16,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:16,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:16,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:16,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:16,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:16,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:16,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:16,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:16,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:16,228 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:16,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:16,271 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:16,271 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:16,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:16,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:16,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:16,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:16,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:16,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:16,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:17,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:17,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:17,041 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:17,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:17,088 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:17,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:17,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:17,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:17,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:17,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:17,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:17,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:17,937 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:17,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:17,986 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:17,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:18,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:18,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:18,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:18,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:18,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:18,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:18,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:18,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:18,876 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:18,877 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:18,917 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:18,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:19,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:19,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:19,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:19,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:19,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:19,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:19,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:19,655 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:19,655 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 [2021-11-23 00:52:19,697 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:19,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:20,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:20,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:20,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:20,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:20,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:20,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:20,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:20,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:20,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:20,460 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:20,460 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 [2021-11-23 00:52:20,505 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:20,506 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 [2021-11-23 00:52:21,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:21,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:21,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:21,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:21,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:21,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:21,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:21,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:21,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:21,289 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:21,289 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:21,334 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:21,334 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 [2021-11-23 00:52:22,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:22,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:22,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:22,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:22,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:22,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:22,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:22,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:22,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:22,129 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:22,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:22,176 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:22,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:22,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:22,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:22,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:22,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:22,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:23,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:23,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:23,037 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:23,037 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 [2021-11-23 00:52:23,087 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:23,087 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 [2021-11-23 00:52:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:23,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:23,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:23,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:23,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:23,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:23,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:23,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:23,858 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:23,859 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:23,899 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:23,899 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:24,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:24,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:24,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:24,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:24,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:24,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:24,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:24,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:24,645 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:24,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:24,688 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:24,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:25,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:25,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:25,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:25,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:25,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:25,496 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:25,496 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 [2021-11-23 00:52:25,549 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:25,550 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 [2021-11-23 00:52:26,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:26,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:26,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:26,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:26,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:26,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:26,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:26,354 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:26,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:26,400 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:26,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:27,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:27,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:27,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:27,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:27,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:27,218 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:27,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:27,267 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:27,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:28,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:28,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:28,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:28,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:28,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:28,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:28,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:28,154 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:28,154 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:28,198 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:28,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:28,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:28,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:28,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:28,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:28,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:28,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:28,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:28,942 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:28,942 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 [2021-11-23 00:52:28,983 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:28,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:29,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:29,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:29,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:29,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:29,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:29,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:29,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:29,743 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:29,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:29,786 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:29,787 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:30,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:30,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:30,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:30,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:30,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:30,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:30,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:30,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:30,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:30,596 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:30,596 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 [2021-11-23 00:52:30,641 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:30,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:31,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:31,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:31,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:31,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:31,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:31,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:31,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:31,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:31,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:31,467 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:31,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:31,515 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:31,515 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:32,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:32,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:32,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:32,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:32,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:32,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:32,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:32,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:32,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:32,380 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:32,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:32,434 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:32,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:33,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:33,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:33,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:33,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:33,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:33,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:33,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:33,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:33,225 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:33,225 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 [2021-11-23 00:52:33,266 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:33,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:33,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:33,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:33,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:33,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:33,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:33,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:33,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:33,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:34,015 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:34,015 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:34,058 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:34,058 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:34,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:34,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:34,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:34,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:34,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:34,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:34,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:34,821 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:34,821 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:34,864 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:34,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:35,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:35,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:35,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:35,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:35,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:35,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:35,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:35,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:35,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:35,647 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:35,647 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 [2021-11-23 00:52:35,693 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:35,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:36,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:36,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:36,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:36,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:36,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:36,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:36,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:36,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:36,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:36,532 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:36,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:36,581 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:36,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:37,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:37,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:37,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:37,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:37,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:37,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:37,479 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:37,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:37,519 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:37,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:38,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:38,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:38,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:38,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:38,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:38,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:38,260 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:38,260 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:38,301 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:38,301 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:38,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:38,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:38,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:38,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:38,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:38,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:38,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:39,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:39,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:39,063 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:39,063 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 [2021-11-23 00:52:39,107 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:39,107 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 [2021-11-23 00:52:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:39,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:39,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:39,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:39,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:39,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:39,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:39,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:39,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:39,892 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:39,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:39,935 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:39,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:40,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:40,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:40,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:40,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:40,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:40,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:40,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:40,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:40,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:40,755 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:40,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:40,803 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:40,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:41,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:41,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:41,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:41,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:41,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:41,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:41,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:41,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:41,658 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:41,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:41,708 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:41,708 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:42,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:42,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:42,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:42,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:42,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:42,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:42,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:42,505 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:42,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:42,545 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:42,545 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 [2021-11-23 00:52:43,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:43,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:43,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:43,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:43,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:43,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:43,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:43,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:43,295 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:43,296 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 [2021-11-23 00:52:43,360 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:43,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:44,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:44,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:44,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:44,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:44,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:44,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:44,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:44,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:44,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:44,142 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:44,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:44,188 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:44,189 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 [2021-11-23 00:52:44,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:44,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:44,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:44,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:44,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:44,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:44,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:44,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:44,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:44,995 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:44,996 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:45,041 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:45,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:45,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:45,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:45,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:45,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:45,884 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:45,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:45,933 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:45,933 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:46,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:46,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:46,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:46,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:46,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:46,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:46,838 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:46,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:46,876 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:46,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:47,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:47,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:47,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:47,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:47,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:47,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:47,610 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:47,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:47,651 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:47,651 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 [2021-11-23 00:52:48,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:48,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:48,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:48,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:48,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:48,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:48,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:48,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:48,371 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:48,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:48,413 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:48,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:49,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:49,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:49,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:49,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:49,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:49,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:49,196 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:49,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:49,241 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:49,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:49,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:49,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:49,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:49,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:49,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:49,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:49,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:50,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:50,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:50,060 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:50,060 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 [2021-11-23 00:52:50,108 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:50,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:50,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:50,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:50,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:50,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:50,997 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:50,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:51,049 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:51,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:51,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:51,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:51,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:51,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:51,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:51,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:51,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:51,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:51,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:51,865 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:51,865 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 [2021-11-23 00:52:51,905 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:51,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:52,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:52,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:52,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:52,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:52,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:52,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:52,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:52,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:52,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:52,661 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:52,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:52,702 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:52,702 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 [2021-11-23 00:52:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:53,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:53,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:53,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:53,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:53,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:53,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:53,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:53,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:53,462 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:53,462 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:53,506 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:53,506 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 [2021-11-23 00:52:54,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:54,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:54,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:54,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:54,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:54,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:54,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:54,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:54,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:54,316 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:54,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:54,362 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:54,362 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 [2021-11-23 00:52:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:55,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:55,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:55,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:55,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:55,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:55,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:55,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:55,200 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:55,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:55,249 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:55,249 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 [2021-11-23 00:52:56,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:56,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:56,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:56,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:56,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:56,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:56,136 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:56,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:56,175 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:56,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:56,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:56,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:56,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:56,914 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:56,914 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 [2021-11-23 00:52:56,954 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:56,954 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 [2021-11-23 00:52:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:57,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:57,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:57,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:57,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:57,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:57,730 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:57,730 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 [2021-11-23 00:52:57,774 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:57,774 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 [2021-11-23 00:52:58,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:58,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:58,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:58,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:58,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:58,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:58,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:58,561 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:58,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:58,605 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:58,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:59,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:59,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:59,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:52:59,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:52:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:59,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:59,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:59,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:59,424 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:59,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:59,471 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:59,471 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 [2021-11-23 00:53:00,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:00,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:00,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:00,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:00,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:00,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:00,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:00,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:00,311 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:00,311 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 [2021-11-23 00:53:00,361 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:00,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:01,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:01,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:01,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:01,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:01,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:01,169 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:01,170 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 [2021-11-23 00:53:01,209 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:01,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:01,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:01,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:01,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:01,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:01,925 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:01,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:01,966 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:01,966 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 [2021-11-23 00:53:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:02,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:02,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:02,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:02,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:02,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:02,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:02,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:02,721 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:02,721 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 [2021-11-23 00:53:02,763 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:02,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:03,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:03,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:03,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:03,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:03,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:03,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:03,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:03,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:03,554 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:03,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:03,599 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:03,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:04,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:04,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:04,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:04,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:04,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:04,408 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:04,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:04,454 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:04,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:05,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:05,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:05,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:05,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:05,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:05,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:05,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:05,307 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:05,308 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 [2021-11-23 00:53:05,376 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:05,376 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:06,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:06,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:06,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:06,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:06,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:06,074 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:06,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:06,113 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:06,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:06,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:06,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:06,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:06,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:06,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:06,869 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:06,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:06,912 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:06,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:07,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:07,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:07,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:07,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:07,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:07,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:07,722 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:07,722 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 [2021-11-23 00:53:07,767 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:07,767 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 [2021-11-23 00:53:08,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:08,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:08,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:08,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:08,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:08,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:08,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:08,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:08,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:08,584 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:08,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:08,629 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:08,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:09,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:09,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:09,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:09,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:09,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:09,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:09,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:09,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:09,415 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:09,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:09,470 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:09,470 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 [2021-11-23 00:53:10,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:10,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:10,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:10,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:10,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:10,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:10,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:10,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:10,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:10,288 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:10,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:10,329 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:10,329 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 [2021-11-23 00:53:10,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:10,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:10,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:10,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:10,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:10,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:10,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:11,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:11,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:11,057 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:11,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:11,099 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:11,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:11,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:11,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:11,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:11,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:11,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:11,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:11,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:11,843 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:11,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:11,885 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:11,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:12,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:12,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:12,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:12,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:12,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:12,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:12,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:12,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:12,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:12,658 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:12,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:12,702 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:12,702 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 [2021-11-23 00:53:13,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:13,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:13,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:13,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:13,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:13,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:13,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:13,471 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:13,471 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 [2021-11-23 00:53:13,516 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:13,517 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:14,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:14,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:14,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:14,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:14,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:14,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:14,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:14,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:14,341 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:14,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:14,388 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:14,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:14,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:15,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:15,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:15,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:15,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:15,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:15,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:15,092 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:15,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:15,132 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:15,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:15,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:15,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:15,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:15,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:15,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:15,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:15,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:15,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:15,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:15,870 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:15,871 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 [2021-11-23 00:53:15,911 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:15,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:16,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:16,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:16,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:16,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:16,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:16,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:16,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:16,645 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:16,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:16,689 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:16,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:17,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:17,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:17,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:17,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:17,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:17,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:17,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:17,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:17,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:17,460 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:17,460 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 [2021-11-23 00:53:17,504 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:17,504 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 [2021-11-23 00:53:18,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:18,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:18,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:18,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:18,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:18,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:18,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:18,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:18,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:18,319 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:18,319 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 [2021-11-23 00:53:18,368 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:18,368 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:19,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:19,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:19,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:19,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:19,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:19,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:19,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:19,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:19,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:19,159 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:19,159 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:19,198 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:19,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:19,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:19,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:19,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:19,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:19,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:19,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:19,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:19,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:19,919 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:19,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:19,959 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:19,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:20,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:20,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:20,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:20,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:20,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:20,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:20,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:20,681 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:20,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:20,723 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:20,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:21,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:21,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:21,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:21,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:21,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:21,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:21,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:21,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:21,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:21,466 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:21,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:21,510 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:21,510 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 [2021-11-23 00:53:22,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:22,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:22,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:22,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:22,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:22,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:22,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:22,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:22,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:22,281 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:22,281 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:22,327 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:22,327 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:23,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:23,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:23,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:23,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:23,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:23,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:23,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:23,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:23,139 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:23,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:23,186 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:23,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:23,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:23,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:23,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:23,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:23,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:23,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:23,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:23,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:23,896 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:23,897 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 [2021-11-23 00:53:23,937 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:23,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:24,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:24,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:24,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:24,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:24,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:24,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:24,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:24,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:24,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:24,674 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:24,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:24,715 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:24,715 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 [2021-11-23 00:53:25,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:25,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:25,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:25,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:25,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:25,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:25,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:25,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:25,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:25,474 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:25,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:25,521 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:25,521 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 [2021-11-23 00:53:26,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:26,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:26,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:26,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:26,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:26,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:26,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:26,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:26,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:26,295 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:26,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:26,338 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:26,338 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 [2021-11-23 00:53:27,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:27,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:27,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:27,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:27,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:27,266 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:27,266 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:27,316 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:27,316 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:28,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:28,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:28,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:28,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:28,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:28,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:28,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:28,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:28,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:28,135 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:28,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:28,175 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:28,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:28,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:28,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:28,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:28,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:28,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:28,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:28,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:28,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:28,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:28,898 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:28,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:28,938 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:28,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:29,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:29,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:29,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:29,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:29,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:29,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:29,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:29,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:29,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:29,657 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:29,657 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:29,700 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:29,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:30,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:30,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:30,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:30,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:30,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:30,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:30,439 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:30,440 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:30,482 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:30,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:31,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:31,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:31,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:31,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:31,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:31,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:31,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:31,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:31,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:31,256 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:31,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:31,303 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:31,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:31,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:32,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:32,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:32,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:32,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:32,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:32,125 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:32,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:32,173 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:32,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:32,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:32,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:32,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:32,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:32,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:32,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:32,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:32,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:32,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:32,900 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:32,900 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:32,940 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:32,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:33,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:33,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:33,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:33,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:33,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:33,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:33,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:33,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:33,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:33,666 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:33,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:33,708 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:33,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:34,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:34,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:34,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:34,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:34,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:34,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:34,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:34,588 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:34,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:34,631 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:34,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:35,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:35,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:35,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:35,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:35,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:35,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:35,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:35,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:35,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:35,417 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:35,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:35,464 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:35,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:36,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:36,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:36,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:36,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:36,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:36,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:36,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:36,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:36,293 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:36,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:36,341 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:36,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:37,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:37,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:37,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:37,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:37,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:37,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:37,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:37,152 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:37,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:37,191 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:37,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:37,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:37,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:37,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:37,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:37,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:37,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:37,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:37,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:37,894 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:37,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:37,934 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:37,934 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 [2021-11-23 00:53:38,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:38,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:38,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:38,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:38,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:38,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:38,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:38,655 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:38,655 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 [2021-11-23 00:53:38,697 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:38,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:39,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:39,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:39,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:39,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:39,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:39,453 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:39,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:39,496 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:39,496 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:40,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:40,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:40,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:40,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:40,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:40,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:40,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:40,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:40,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:40,285 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:40,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:40,330 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:40,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:41,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:41,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:41,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:41,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:41,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:41,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:41,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:41,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:41,154 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:41,154 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:41,201 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:41,201 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 [2021-11-23 00:53:41,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:41,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:41,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:41,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:41,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:41,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:41,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:41,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:41,931 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:41,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:41,970 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:41,970 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:42,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:42,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:42,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:42,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:42,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:42,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:42,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:42,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:42,717 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:42,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:42,760 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:42,761 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 [2021-11-23 00:53:43,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:43,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:43,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:43,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:43,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:43,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:43,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:43,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:43,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:43,521 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:43,521 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:43,562 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:43,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:44,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:44,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:44,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:44,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:44,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:44,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:44,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:44,354 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:44,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:44,400 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:44,401 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 [2021-11-23 00:53:45,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:45,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:45,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:45,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:45,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:45,191 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:45,191 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 [2021-11-23 00:53:45,239 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:45,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:45,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:45,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:45,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:45,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:45,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:46,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:46,058 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:46,058 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 [2021-11-23 00:53:46,096 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:46,096 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:46,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:46,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:46,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:46,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:46,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:46,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:46,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:46,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:46,804 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:46,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:46,850 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:46,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:47,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:47,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:47,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:47,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:47,609 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:47,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:47,652 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:47,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:48,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:48,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:48,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:48,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:48,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:48,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:48,463 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:48,463 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 [2021-11-23 00:53:48,506 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:48,506 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 [2021-11-23 00:53:49,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:49,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:49,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:49,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:49,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:49,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:49,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:49,321 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:49,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:49,367 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:49,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:50,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:50,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:50,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:50,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:50,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:50,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:50,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:50,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:50,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:50,171 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:50,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:50,220 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:50,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:50,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:50,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:50,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:50,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:50,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:50,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:50,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:50,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:50,984 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:50,984 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:51,023 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:51,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:51,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:51,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:51,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:51,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:51,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:51,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:51,752 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:51,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:51,793 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:51,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:52,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:52,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:52,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:52,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:52,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:52,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:52,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:52,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:52,546 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:52,546 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 [2021-11-23 00:53:52,588 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:52,588 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 [2021-11-23 00:53:53,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:53,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:53,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:53,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:53,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:53,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:53,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:53,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:53,365 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:53,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:53,410 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:53,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:54,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:54,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:54,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:54,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:54,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:54,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:54,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:54,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:54,212 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:54,212 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:54,258 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:54,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:54,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:55,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:55,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:55,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:55,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:55,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:55,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:55,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:55,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:55,089 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:55,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:55,127 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:55,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:55,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:55,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:55,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:55,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:55,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:55,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:55,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:55,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:55,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:55,841 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:55,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:55,882 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:55,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:56,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:56,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:56,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:56,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:56,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:56,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:56,646 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:56,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:56,688 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:56,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:57,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:57,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:57,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:57,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:57,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:57,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:57,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:57,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:57,441 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:57,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:57,484 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:57,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:58,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:58,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:58,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:58,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:58,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:58,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:58,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:58,264 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:58,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:58,309 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:58,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:58,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:59,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:59,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:59,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:59,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:59,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:59,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:59,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:59,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:59,101 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:59,101 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 [2021-11-23 00:53:59,148 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:59,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:59,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:59,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:53:59,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:53:59,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:59,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:59,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:59,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:59,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:59,905 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:59,905 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:59,944 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:59,944 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:00,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:00,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:00,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:00,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:00,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:00,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:00,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:00,731 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:00,731 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:00,771 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:00,772 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:01,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:01,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:01,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:01,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:01,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:01,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:01,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:01,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:01,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:01,536 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:01,536 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 [2021-11-23 00:54:01,579 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:01,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:02,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:02,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:02,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:02,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:02,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:02,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:02,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:02,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:02,340 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:02,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:02,385 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:02,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:03,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:03,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:03,170 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:03,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:03,217 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:03,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:03,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:03,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:03,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:04,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:04,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:04,051 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:04,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:04,089 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:04,089 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:04,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:04,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:04,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:04,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:04,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:04,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:04,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:04,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:04,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:04,810 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:04,810 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 [2021-11-23 00:54:04,850 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:04,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:05,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:05,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:05,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:05,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:05,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:05,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:05,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:05,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:05,589 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:05,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:05,630 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:05,630 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 [2021-11-23 00:54:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:06,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:06,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:06,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:06,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:06,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:06,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:06,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:06,388 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:06,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:06,431 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:06,431 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 [2021-11-23 00:54:07,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:07,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:07,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:07,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:07,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:07,243 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:07,243 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 [2021-11-23 00:54:07,298 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:07,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:08,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:08,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:08,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:08,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:08,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:08,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:08,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:08,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:08,177 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:08,177 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 [2021-11-23 00:54:08,223 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:08,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:08,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:08,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:08,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:08,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:08,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:08,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:08,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:08,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:08,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:08,968 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:08,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:09,007 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:09,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:09,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:09,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:09,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:09,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:09,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:09,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:09,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:09,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:09,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:09,718 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:09,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:09,759 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:09,759 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:10,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:10,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:10,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:10,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:10,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:10,496 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:10,496 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 [2021-11-23 00:54:10,538 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:10,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:11,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:11,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:11,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:11,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:11,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:11,303 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:11,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:11,347 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:11,347 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:12,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:12,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:12,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:12,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:12,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:12,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:12,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:12,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:12,139 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:12,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:12,185 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:12,185 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 [2021-11-23 00:54:12,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:12,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:12,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:12,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:12,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:13,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:13,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:13,015 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:13,015 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:13,053 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:13,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:13,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:13,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:13,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:13,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:13,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:13,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:13,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:13,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:13,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:13,760 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:13,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:13,801 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:13,801 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:14,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:14,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:14,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:14,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:14,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:14,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:14,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:14,520 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:14,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:14,562 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:14,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:15,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:15,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:15,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:15,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:15,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:15,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:15,318 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:15,319 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 [2021-11-23 00:54:15,360 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:15,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:16,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:16,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:16,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:16,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:16,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:16,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:16,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:16,129 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:16,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:16,177 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:16,177 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:16,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:16,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:16,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:16,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:16,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:16,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:16,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:16,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:16,989 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:16,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:17,036 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:17,036 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:17,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:17,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:17,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:17,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:17,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:17,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:17,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:17,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:17,804 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:17,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:17,843 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:17,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:18,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:18,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:18,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:18,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:18,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:18,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:18,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:18,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:18,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:18,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:18,568 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:18,569 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 [2021-11-23 00:54:18,609 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:18,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:19,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:19,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:19,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:19,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:19,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:19,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:19,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:19,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:19,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:19,355 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:19,356 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 [2021-11-23 00:54:19,397 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:19,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:20,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:20,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:20,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:20,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:20,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:20,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:20,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:20,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:20,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:20,167 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:20,167 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:20,211 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:20,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:20,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:20,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:20,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:20,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:20,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:21,014 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:21,014 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 [2021-11-23 00:54:21,060 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:21,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:21,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:21,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:21,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:21,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:21,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:21,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:21,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:21,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:21,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:21,905 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:21,905 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:21,943 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:21,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:22,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:22,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:22,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:22,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:22,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:22,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:22,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:22,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:22,666 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:22,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:22,715 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:22,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:23,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:23,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:23,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:23,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:23,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:23,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:23,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:23,550 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:23,550 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 [2021-11-23 00:54:23,591 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:23,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:24,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:24,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:24,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:24,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:24,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:24,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:24,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:24,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:24,360 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:24,360 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:24,403 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:24,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:25,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:25,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:25,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:25,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:25,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:25,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:25,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:25,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:25,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:25,182 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:25,182 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 [2021-11-23 00:54:25,227 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:25,227 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:25,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:25,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:25,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:25,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:25,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:25,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:25,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:26,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:26,036 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:26,036 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 [2021-11-23 00:54:26,081 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:26,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:26,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:26,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:26,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:26,862 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:26,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:26,902 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:26,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:27,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:27,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:27,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:27,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:27,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:27,627 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:27,627 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 [2021-11-23 00:54:27,668 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:27,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:28,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:28,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:28,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:28,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:28,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:28,427 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:28,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:28,470 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:28,471 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 [2021-11-23 00:54:29,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:29,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:29,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:29,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:29,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:29,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:29,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:29,240 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:29,240 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:29,284 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:29,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:29,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:29,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:30,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:30,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:30,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:30,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:30,071 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:30,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:30,118 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:30,119 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 [2021-11-23 00:54:30,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:30,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:30,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:30,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:31,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:31,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:31,019 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:31,019 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:31,059 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:31,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:31,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:31,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:31,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:31,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:31,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:31,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:31,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:31,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:31,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:31,772 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:31,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:31,811 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:31,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:32,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:32,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:32,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:32,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:32,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:32,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:32,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:32,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:32,572 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:32,572 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 [2021-11-23 00:54:32,612 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:32,612 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 [2021-11-23 00:54:33,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:33,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:33,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:33,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:33,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:33,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:33,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:33,370 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:33,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:33,413 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:33,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:34,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:34,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:34,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:34,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:34,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:34,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:34,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:34,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:34,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:34,206 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:34,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:34,252 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:34,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:34,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:35,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:35,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:35,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:35,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:35,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:35,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:35,079 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:35,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:35,124 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:35,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:35,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:35,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:35,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:35,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:35,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:35,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:35,903 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:35,904 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 [2021-11-23 00:54:35,941 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:35,942 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 [2021-11-23 00:54:36,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:36,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:36,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:36,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:36,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:36,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:36,662 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:36,662 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 [2021-11-23 00:54:36,703 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:36,704 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:37,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:37,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:37,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:37,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:37,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:37,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:37,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:37,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:37,448 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:37,448 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 [2021-11-23 00:54:37,490 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:37,490 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 [2021-11-23 00:54:38,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:38,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:38,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:38,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:38,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:38,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:38,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:38,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:38,260 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:38,260 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:38,304 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:38,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:39,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:39,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:39,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:39,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:39,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:39,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:39,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:39,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:39,111 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:39,111 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 [2021-11-23 00:54:39,157 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:39,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:39,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:39,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:39,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:39,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:39,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:39,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:39,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:39,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:39,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:39,970 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:39,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:40,026 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:40,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:40,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:40,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:40,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:40,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:40,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:40,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:40,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:40,742 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:40,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:40,782 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:40,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:41,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:41,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:41,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:41,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:41,518 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:41,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:41,559 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:41,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:42,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:42,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:42,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:42,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:42,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:42,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:42,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:42,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:42,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:42,314 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:42,315 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 [2021-11-23 00:54:42,357 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:42,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:43,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:43,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:43,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:43,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:43,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:43,135 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:43,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:43,181 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:43,181 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 [2021-11-23 00:54:43,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:43,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:43,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:43,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:43,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:43,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:43,992 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:43,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:44,039 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:44,039 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:44,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:44,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:44,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:44,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:44,838 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:44,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:44,877 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:44,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:45,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:45,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:45,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:45,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:45,595 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:45,596 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 [2021-11-23 00:54:45,636 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:45,636 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:46,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:46,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:46,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:46,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:46,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:46,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:46,375 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:46,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:46,417 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:46,417 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 [2021-11-23 00:54:47,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:47,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:47,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:47,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:47,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:47,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:47,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:47,231 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:47,231 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:47,275 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:47,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:47,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:48,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:48,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:48,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:48,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:48,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:48,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:48,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:48,088 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:48,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:48,133 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:48,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:48,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:48,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:48,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:48,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:48,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:48,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:48,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:48,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:48,963 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:48,963 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:49,012 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:49,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:49,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:49,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:49,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:49,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:49,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:49,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:49,737 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:49,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:49,776 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:49,776 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 [2021-11-23 00:54:50,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:50,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:50,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:50,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:50,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:50,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:50,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:50,520 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:50,521 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:50,561 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:50,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:51,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:51,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:51,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:51,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:51,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:51,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:51,318 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:51,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:51,361 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:51,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:52,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:52,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:52,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:52,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:52,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:52,145 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:52,145 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 [2021-11-23 00:54:52,190 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:52,190 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 [2021-11-23 00:54:52,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:52,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:52,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:52,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:52,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:52,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:52,995 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:52,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:53,046 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:53,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:53,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:53,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:53,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:53,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:53,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:53,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:53,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:53,844 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:53,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:53,883 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:53,883 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 [2021-11-23 00:54:54,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:54,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:54,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:54,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:54,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:54,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:54,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:54,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:54,613 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:54,613 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 [2021-11-23 00:54:54,653 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:54,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:55,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:55,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:55,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:55,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:55,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:55,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:55,398 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:55,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:55,441 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:55,441 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:56,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:56,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:56,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:56,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:56,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:56,214 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:56,214 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:56,258 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:56,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:56,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:56,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:56,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:56,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:56,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:57,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:57,053 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:57,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:57,099 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:57,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:57,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:57,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:57,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:57,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:57,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:57,958 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:57,958 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 [2021-11-23 00:54:58,007 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:58,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:58,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:58,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:58,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:58,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:58,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:58,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:58,761 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:58,761 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 [2021-11-23 00:54:58,802 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:58,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:59,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:59,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:54:59,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:54:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:59,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:59,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:59,546 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:59,546 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 [2021-11-23 00:54:59,587 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:59,587 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 [2021-11-23 00:55:00,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:00,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:00,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:00,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:00,371 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:00,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:00,414 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:00,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:01,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:01,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:01,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:01,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:01,155 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:01,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:01,197 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:01,197 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 [2021-11-23 00:55:01,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:01,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:01,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:01,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:01,966 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:01,966 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:02,012 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:02,012 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:02,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:02,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:02,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:02,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:02,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:02,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:02,859 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:02,859 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:02,897 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:02,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:03,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:03,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:03,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:03,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:03,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:03,625 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:03,625 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:03,666 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:03,666 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:04,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:04,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:04,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:04,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:04,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:04,451 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:04,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:04,493 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:04,494 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:05,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:05,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:05,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:05,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:05,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:05,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:05,298 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:05,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:05,342 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:05,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:06,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:06,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:06,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:06,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:06,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:06,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:06,160 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:06,160 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 [2021-11-23 00:55:06,204 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:06,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:06,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:06,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:06,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:06,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:06,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:06,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:06,978 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:06,978 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 [2021-11-23 00:55:07,028 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:07,028 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:07,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:07,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:07,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:07,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:07,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:07,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:07,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:07,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:07,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:07,819 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:07,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:07,859 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:07,859 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 [2021-11-23 00:55:08,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:08,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:08,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:08,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:08,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:08,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:08,614 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:08,614 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 [2021-11-23 00:55:08,654 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:08,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:09,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:09,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:09,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:09,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:09,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:09,408 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:09,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:09,451 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:09,451 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 [2021-11-23 00:55:10,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:10,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:10,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:10,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:10,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:10,248 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:10,249 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 [2021-11-23 00:55:10,292 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:10,292 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:11,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:11,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:11,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:11,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:11,124 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:11,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:11,171 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:11,171 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 [2021-11-23 00:55:11,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:11,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:11,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:12,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:12,025 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:12,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:12,064 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:12,064 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 [2021-11-23 00:55:12,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:12,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:12,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:12,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:12,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:12,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:12,798 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:12,798 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 [2021-11-23 00:55:12,837 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:12,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:13,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:13,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:13,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:13,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:13,585 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:13,585 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 [2021-11-23 00:55:13,627 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:13,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:14,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:14,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:14,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:14,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:14,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:14,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:14,407 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:14,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:14,451 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:14,451 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 [2021-11-23 00:55:15,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:15,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:15,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:15,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:15,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:15,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:15,280 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:15,280 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:15,324 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:15,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:16,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:16,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:16,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:16,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:16,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:16,143 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:16,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:16,191 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:16,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:16,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:16,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:16,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:16,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:16,938 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:16,939 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:16,978 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:16,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:17,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:17,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:17,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:17,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:17,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:17,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:17,729 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:17,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:17,770 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:17,770 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 [2021-11-23 00:55:18,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:18,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:18,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:18,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:18,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:18,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:18,548 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:18,548 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 [2021-11-23 00:55:18,590 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:18,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:19,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:19,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:19,365 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:19,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:19,410 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:19,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:20,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:20,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:20,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:20,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:20,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:20,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:20,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:20,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:20,205 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:20,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:20,251 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:20,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:20,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:21,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:21,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:21,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:21,069 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:21,069 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 [2021-11-23 00:55:21,107 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:21,107 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 [2021-11-23 00:55:21,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:21,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:21,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:21,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:21,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:21,836 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:21,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:21,875 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:21,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:22,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:22,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:22,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:22,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:22,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:22,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:22,604 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:22,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:22,664 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:22,664 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:23,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:23,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:23,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:23,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:23,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:23,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:23,462 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:23,462 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:23,505 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:23,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:24,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:24,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:24,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:24,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:24,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:24,371 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:24,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:24,430 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:24,430 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:25,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:25,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:25,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:25,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:25,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:25,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:25,242 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:25,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:25,287 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:25,287 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 [2021-11-23 00:55:25,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:25,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:25,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:25,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:25,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:26,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:26,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:26,016 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:26,016 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:26,056 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:26,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:26,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:26,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:26,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:26,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:26,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:26,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:26,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:26,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:26,787 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:26,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:26,828 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:26,828 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 [2021-11-23 00:55:27,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:27,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:27,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:27,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:27,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:27,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:27,623 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:27,624 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:27,666 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:27,666 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:28,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:28,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:28,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:28,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:28,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:28,425 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:28,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:28,469 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:28,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:29,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:29,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:29,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:29,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:29,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:29,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:29,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:29,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:29,261 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:29,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:29,305 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:29,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:30,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:30,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:30,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:30,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:30,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:30,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:30,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:30,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:30,129 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:30,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:30,166 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:30,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:30,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:30,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:30,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:30,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:30,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:30,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:30,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:30,869 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:30,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:30,909 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:30,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:31,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:31,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:31,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:31,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:31,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:31,619 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:31,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:31,660 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:31,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:32,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:32,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:32,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:32,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:32,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:32,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:32,418 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:32,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:32,461 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:32,461 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 [2021-11-23 00:55:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:33,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:33,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:33,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:33,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:33,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:33,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:33,256 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:33,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:33,299 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:33,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:34,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:34,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:34,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:34,087 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:34,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:34,132 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:34,133 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:34,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:34,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:34,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:34,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:34,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:34,859 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:34,859 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:34,897 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:34,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:35,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:35,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:35,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:35,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:35,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:35,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:35,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:35,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:35,597 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:35,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:35,637 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:35,637 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 [2021-11-23 00:55:36,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:36,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:36,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:36,354 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:36,355 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 [2021-11-23 00:55:36,396 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:36,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:37,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:37,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:37,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:37,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:37,172 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:37,172 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 [2021-11-23 00:55:37,216 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:37,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:37,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:37,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:37,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:38,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:38,014 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:38,014 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 [2021-11-23 00:55:38,060 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:38,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:38,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:38,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:38,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:38,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:38,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:38,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:38,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:38,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:38,879 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:38,880 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 [2021-11-23 00:55:38,917 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:38,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:39,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:39,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:39,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:39,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:39,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:39,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:39,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:39,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:39,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:39,623 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:39,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:39,662 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:39,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:40,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:40,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:40,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:40,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:40,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:40,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:40,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:40,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:40,418 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:40,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:40,472 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:40,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:41,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:41,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:41,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:41,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:41,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:41,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:41,229 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:41,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:41,272 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:41,272 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 [2021-11-23 00:55:41,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:41,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:41,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:41,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:41,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:42,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:42,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:42,024 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:42,024 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:42,067 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:42,067 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 [2021-11-23 00:55:42,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:42,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:42,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:42,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:42,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:42,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:42,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:42,837 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:42,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:42,883 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:42,883 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 [2021-11-23 00:55:43,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:43,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:43,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:43,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:43,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:43,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:43,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:43,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:43,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:43,627 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:43,627 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 [2021-11-23 00:55:43,665 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:43,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:44,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:44,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:44,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:44,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:44,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:44,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:44,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:44,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:44,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:44,381 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:44,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:44,421 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:44,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:45,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:45,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:45,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:45,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:45,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:45,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:45,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:45,159 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:45,160 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 [2021-11-23 00:55:45,201 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:45,201 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 [2021-11-23 00:55:45,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:45,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:45,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:45,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:45,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:45,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:45,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:45,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:45,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:45,992 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:45,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:46,038 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:46,038 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:46,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:46,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:46,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:46,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:46,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:46,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:46,850 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:46,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:46,894 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:46,894 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:47,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:47,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:47,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:47,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:47,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:47,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:47,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:47,768 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:47,769 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:47,806 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:47,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:48,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:48,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:48,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:48,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:48,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:48,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:48,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:48,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:48,503 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:48,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:48,543 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:48,543 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 [2021-11-23 00:55:49,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:49,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:49,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:49,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:49,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:49,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:49,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:49,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:49,257 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:49,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:49,297 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:49,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:49,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:49,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:49,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:49,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:49,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:49,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:50,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:50,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:50,064 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:50,064 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:50,107 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:50,107 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 [2021-11-23 00:55:50,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:50,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:50,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:50,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:50,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:50,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:50,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:50,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:50,888 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:50,889 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 [2021-11-23 00:55:50,934 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:50,934 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 [2021-11-23 00:55:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:51,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:51,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:51,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:51,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:51,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:51,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:51,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:51,747 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:51,747 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 [2021-11-23 00:55:51,796 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:51,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:52,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:52,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:52,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:52,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:52,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:52,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:52,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:52,620 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:52,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:52,661 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:52,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:53,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:53,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:53,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:53,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:53,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:53,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:53,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:53,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:53,446 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:53,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:53,488 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:53,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:54,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:54,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:54,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:54,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:54,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:54,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:54,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:54,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:54,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:54,311 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:54,311 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 [2021-11-23 00:55:54,355 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:54,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:55,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:55,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:55,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:55,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:55,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:55,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:55,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:55,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:55,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:55,199 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:55,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:55,245 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:55,245 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:56,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:56,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:56,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:56,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:56,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:56,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:56,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:56,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:56,137 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:56,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:56,181 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:56,181 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 [2021-11-23 00:55:56,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:56,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:56,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:56,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:56,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:57,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:57,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:57,070 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:57,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:57,108 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:57,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:57,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:57,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:57,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:57,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:57,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:57,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:57,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:57,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:57,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:57,953 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:57,953 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:57,993 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:57,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:58,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:58,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:58,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:58,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:58,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:58,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:58,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:58,800 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:58,800 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:58,842 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:58,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:59,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:59,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:55:59,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:55:59,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:59,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:59,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:59,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:59,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:59,670 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:59,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:59,716 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:59,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:00,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:00,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:00,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:00,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:00,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:00,572 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:00,572 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 [2021-11-23 00:56:00,619 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:00,619 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 [2021-11-23 00:56:01,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:01,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:01,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:01,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:01,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:01,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:01,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:01,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:01,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:01,516 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:01,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:01,566 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:01,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:02,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:02,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:02,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:02,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:02,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:02,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:02,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:02,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:02,400 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:02,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:02,445 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:02,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:03,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:03,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:03,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:03,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:03,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:03,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:03,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:03,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:03,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:03,248 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:03,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:03,290 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:03,290 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:03,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:04,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:04,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:04,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:04,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:04,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:04,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:04,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:04,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:04,094 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:04,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:04,138 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:04,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:04,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:04,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:04,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:04,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:04,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:04,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:04,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:04,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:04,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:04,952 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:04,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:04,999 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:04,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:05,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:05,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:05,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:05,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:05,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:05,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:05,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:05,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:05,837 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:05,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:05,885 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:05,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:06,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:06,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:06,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:06,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:06,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:06,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:06,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:06,770 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:06,770 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 [2021-11-23 00:56:06,808 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:06,808 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:07,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:07,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:07,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:07,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:07,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:07,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:07,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:07,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:07,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:07,597 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:07,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:07,638 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:07,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:08,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:08,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:08,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:08,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:08,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:08,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:08,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:08,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:08,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:08,410 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:08,411 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 [2021-11-23 00:56:08,452 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:08,452 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 [2021-11-23 00:56:09,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:09,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:09,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:09,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:09,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:09,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:09,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:09,245 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:09,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:09,289 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:09,289 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 [2021-11-23 00:56:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:10,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:10,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:10,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:10,117 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:10,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:10,162 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:10,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:10,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:10,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:10,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:10,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:11,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:11,016 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:11,016 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:11,065 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:11,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:11,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:11,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:11,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:11,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:11,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:11,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:11,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:11,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:11,883 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:11,883 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 [2021-11-23 00:56:11,922 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:11,923 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 [2021-11-23 00:56:12,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:12,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:12,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:12,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:12,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:12,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:12,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:12,690 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:12,690 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 [2021-11-23 00:56:12,731 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:12,731 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 [2021-11-23 00:56:13,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:13,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:13,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:13,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:13,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:13,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:13,515 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:13,515 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 [2021-11-23 00:56:13,557 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:13,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:14,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:14,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:14,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:14,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:14,374 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:14,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:14,419 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:14,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:15,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:15,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:15,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:15,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:15,257 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:15,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:15,302 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:15,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:16,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:16,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:16,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:16,177 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:16,177 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 [2021-11-23 00:56:16,231 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:16,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:16,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:16,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:16,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:16,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:16,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:17,002 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:17,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:17,043 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:17,043 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:17,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:17,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:17,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:17,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:17,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:17,893 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:17,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:17,944 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:17,944 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:18,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:18,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:18,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:18,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:18,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:18,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:18,745 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:18,745 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 [2021-11-23 00:56:18,789 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:18,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:19,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:19,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:19,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:19,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:19,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:19,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:19,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:19,614 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:19,615 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 [2021-11-23 00:56:19,676 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:19,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:20,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:20,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:20,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:20,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:20,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:20,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:20,562 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:20,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:20,611 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:20,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:21,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:21,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:21,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:21,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:21,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:21,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:21,448 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:21,448 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 [2021-11-23 00:56:21,487 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:21,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:22,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:22,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:22,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:22,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:22,234 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:22,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:22,274 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:22,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:22,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:22,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:22,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:22,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:22,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:23,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:23,069 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:23,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:23,112 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:23,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:23,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:23,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:23,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:23,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:23,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:23,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:23,908 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:23,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:23,954 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:23,954 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 [2021-11-23 00:56:24,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:24,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:24,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:24,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:24,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:24,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:24,811 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:24,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:24,856 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:24,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:25,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:25,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:25,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:25,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:25,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:25,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:25,737 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:25,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:25,786 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:25,787 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:26,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:26,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:26,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:26,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:26,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:26,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:26,538 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:26,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:26,579 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:26,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:27,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:27,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:27,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:27,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:27,353 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:27,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:27,408 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:27,408 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 [2021-11-23 00:56:28,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:28,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:28,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:28,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:28,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:28,199 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:28,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:28,242 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:28,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:28,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:28,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:28,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:29,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:29,061 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:29,061 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 [2021-11-23 00:56:29,122 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:29,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:29,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:29,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:29,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:29,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:29,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:29,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:29,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:29,980 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:29,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:30,027 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:30,028 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:30,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:30,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:30,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:30,872 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:30,872 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 [2021-11-23 00:56:30,911 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:30,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:31,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:31,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:31,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:31,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:31,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:31,656 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:31,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:31,696 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:31,696 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 [2021-11-23 00:56:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:32,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:32,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:32,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:32,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:32,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:32,469 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:32,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:32,511 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:32,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:33,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:33,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:33,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:33,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:33,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:33,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:33,318 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:33,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:33,362 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:33,362 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 [2021-11-23 00:56:34,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:34,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:34,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:34,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:34,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:34,228 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:34,228 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:34,275 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:34,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:35,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:35,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:35,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:35,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:35,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:35,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:35,137 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:35,138 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 [2021-11-23 00:56:35,184 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:35,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:35,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:35,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:35,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:35,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:35,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:35,937 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:35,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:35,976 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:35,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:36,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:36,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:36,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:36,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:36,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:36,754 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:36,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:36,797 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:36,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:37,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:37,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:37,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:37,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:37,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:37,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:37,644 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:37,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:37,686 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:37,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:38,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:38,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:38,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:38,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:38,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:38,508 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:38,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:38,552 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:38,553 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 [2021-11-23 00:56:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:39,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:39,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:39,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:39,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:39,377 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:39,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:39,423 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:39,423 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 [2021-11-23 00:56:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:40,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:40,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:40,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:40,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:40,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:40,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:40,256 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:40,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:40,294 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:40,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:40,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:40,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:40,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:40,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:40,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:41,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:41,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:41,065 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:41,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:41,107 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:41,107 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 [2021-11-23 00:56:41,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:41,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:41,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:41,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:41,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:41,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:41,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:41,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:41,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:41,892 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:41,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:41,934 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:41,934 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 [2021-11-23 00:56:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:42,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:42,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:42,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:42,763 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:42,763 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:42,807 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:42,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:43,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:43,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:43,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:43,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:43,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:43,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:43,620 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:43,620 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 [2021-11-23 00:56:43,665 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:43,666 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:44,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:44,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:44,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:44,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:44,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:44,550 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:44,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:44,598 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:44,598 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 [2021-11-23 00:56:45,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:45,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:45,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:45,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:45,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:45,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:45,381 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:45,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:45,421 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:45,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:46,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:46,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:46,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:46,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:46,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:46,199 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:46,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:46,241 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:46,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:46,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:46,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:46,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:47,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:47,065 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:47,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:47,109 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:47,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:47,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:47,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:47,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:47,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:47,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:47,999 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:48,000 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 [2021-11-23 00:56:48,047 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:48,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:48,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:48,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:48,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:48,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:48,924 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:48,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:48,971 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:48,971 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:49,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:49,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:49,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:49,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:49,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:49,841 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:49,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:49,880 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:49,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:50,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:50,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:50,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:50,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:50,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:50,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:50,626 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:50,626 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 [2021-11-23 00:56:50,667 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:50,667 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:51,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:51,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:51,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:51,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:51,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:51,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:51,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:51,441 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:51,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:51,483 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:51,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:52,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:52,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:52,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:52,284 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:52,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:52,336 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:52,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:53,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:53,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:53,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:53,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:53,303 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:53,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:53,348 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:53,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:54,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:54,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:54,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:54,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:54,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:54,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:54,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:54,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:54,199 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:54,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:54,249 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:54,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:54,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:54,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:54,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:54,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:54,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:54,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:55,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:55,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:55,063 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:55,063 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 [2021-11-23 00:56:55,104 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:55,105 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:55,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:55,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:55,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:55,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:55,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:55,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:55,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:55,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:55,872 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:55,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:55,915 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:55,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:56,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:56,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:56,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:56,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:56,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:56,718 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:56,719 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 [2021-11-23 00:56:56,761 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:56,761 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 [2021-11-23 00:56:57,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:57,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:57,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:57,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:57,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:57,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:57,628 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:57,628 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 [2021-11-23 00:56:57,675 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:57,675 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 [2021-11-23 00:56:58,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:58,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:58,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:58,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:58,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:58,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:58,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:58,562 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:58,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:58,631 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:58,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:59,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:56:59,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:56:59,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:59,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:59,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:59,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:59,517 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:59,517 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 [2021-11-23 00:56:59,556 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:59,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:00,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:00,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:00,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:00,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:00,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:00,299 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:00,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:00,341 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:00,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:01,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:01,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:01,125 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:01,125 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:01,168 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:01,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:01,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:01,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:01,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:01,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:02,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:02,023 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:02,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:02,066 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:02,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:02,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:02,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:02,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:02,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:02,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:02,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:02,926 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:02,926 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:02,971 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:02,971 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:03,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:03,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:03,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:03,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:03,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:03,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:03,818 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:03,818 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 [2021-11-23 00:57:03,864 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:03,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:04,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:04,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:04,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:04,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:04,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:04,645 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:04,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:04,684 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:04,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:05,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:05,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:05,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:05,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:05,452 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:05,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:05,494 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:05,494 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:06,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:06,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:06,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:06,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:06,279 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:06,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:06,322 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:06,322 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:07,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:07,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:07,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:07,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:07,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:07,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:07,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:07,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:07,169 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:07,170 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 [2021-11-23 00:57:07,231 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:07,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:07,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:08,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:08,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:08,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:08,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:08,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:08,100 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:08,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:08,147 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:08,147 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 [2021-11-23 00:57:08,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:08,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:08,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:08,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:09,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:09,020 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:09,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:09,058 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:09,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:09,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:09,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:09,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:09,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:09,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:09,806 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:09,806 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 [2021-11-23 00:57:09,846 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:09,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:10,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:10,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:10,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:10,625 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:10,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:10,664 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:10,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:11,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:11,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:11,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:11,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:11,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:11,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:11,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:11,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:11,449 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:11,449 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 [2021-11-23 00:57:11,493 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:11,493 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 [2021-11-23 00:57:12,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:12,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:12,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:12,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:12,302 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:12,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:12,347 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:12,347 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:13,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:13,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:13,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:13,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:13,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:13,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:13,232 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:13,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:13,280 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:13,280 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 [2021-11-23 00:57:13,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:14,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:14,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:14,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:14,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:14,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:14,095 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:14,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:14,137 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:14,137 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 [2021-11-23 00:57:14,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:14,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:14,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:14,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:14,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:14,896 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:14,896 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:14,937 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:14,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:15,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:15,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:15,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:15,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:15,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:15,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:15,732 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:15,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:15,774 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:15,774 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 [2021-11-23 00:57:16,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:16,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:16,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:16,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:16,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:16,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:16,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:16,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:16,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:16,588 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:16,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:16,633 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:16,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:17,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:17,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:17,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:17,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:17,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:17,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:17,563 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:17,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:17,610 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:17,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:18,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:18,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:18,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:18,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:18,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:18,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:18,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:18,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:18,481 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:18,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:18,522 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:18,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:19,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:19,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:19,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:19,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:19,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:19,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:19,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:19,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:19,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:19,271 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:19,271 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 [2021-11-23 00:57:19,311 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:19,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:20,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:20,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:20,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:20,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:20,083 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:20,083 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:20,126 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:20,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:20,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:20,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:20,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:20,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:20,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:20,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:20,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:20,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:20,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:20,963 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:20,963 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:21,021 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:21,021 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 [2021-11-23 00:57:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:21,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:21,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:21,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:21,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:21,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:21,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:21,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:21,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:21,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:21,842 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:21,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:21,886 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:21,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:22,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:22,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:22,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:22,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:22,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:22,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:22,738 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:22,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:22,784 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:22,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:23,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:23,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:23,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:23,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:23,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:23,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:23,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:23,609 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:23,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:23,649 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:23,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:24,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:24,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:24,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:24,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:24,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:24,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:24,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:24,397 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:24,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:24,437 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:24,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:25,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:25,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:25,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:25,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:25,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:25,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:25,215 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:25,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:25,257 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:25,257 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 [2021-11-23 00:57:25,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:25,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:25,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:25,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:25,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:26,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:26,060 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:26,061 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 [2021-11-23 00:57:26,106 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:26,107 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 [2021-11-23 00:57:26,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:26,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:26,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:26,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:26,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:26,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:26,937 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:26,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:26,983 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:26,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:27,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:27,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:27,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:27,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:27,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:27,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:27,854 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:27,854 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 [2021-11-23 00:57:27,892 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:27,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:28,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:28,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:28,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:28,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:28,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:28,641 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:28,641 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 [2021-11-23 00:57:28,680 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:28,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:29,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:29,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:29,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:29,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:29,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:29,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:29,439 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:29,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:29,479 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:29,479 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:30,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:30,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:30,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:30,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:30,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:30,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:30,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:30,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:30,312 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:30,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:30,356 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:30,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:31,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:31,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:31,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:31,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:31,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:31,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:31,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:31,213 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:31,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:31,257 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:31,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:31,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:32,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:32,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:32,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:32,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:32,110 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:32,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:32,158 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:32,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:32,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:32,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:32,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:32,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:32,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:32,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:32,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:32,976 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:32,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:33,015 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:33,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:33,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:33,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:33,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:33,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:33,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:33,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:33,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:33,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:33,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:33,792 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:33,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:33,846 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:33,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:34,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:34,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:34,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:34,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:34,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:34,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:34,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:34,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:34,681 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:34,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:34,725 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:34,725 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:35,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:35,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:35,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:35,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:35,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:35,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:35,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:35,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:35,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:35,542 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:35,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:35,586 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:35,587 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 [2021-11-23 00:57:36,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:36,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:36,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:36,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:36,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:36,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:36,414 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:36,414 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 [2021-11-23 00:57:36,461 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:36,461 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 [2021-11-23 00:57:37,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:37,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:37,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:37,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:37,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:37,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:37,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:37,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:37,386 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:37,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:37,430 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:37,431 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 [2021-11-23 00:57:38,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:38,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:38,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:38,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:38,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:38,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:38,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:38,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:38,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:38,235 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:38,236 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 [2021-11-23 00:57:38,277 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:38,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:38,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:39,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:39,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:39,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:39,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:39,087 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:39,087 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:39,129 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:39,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:39,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:39,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:39,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:39,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:39,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:39,947 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:39,947 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:39,991 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:39,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:40,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:40,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:40,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:40,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:40,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:40,818 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:40,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:40,865 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:40,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:41,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:41,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:41,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:41,741 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:41,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:41,790 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:41,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:42,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:42,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:42,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:42,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:42,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:42,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:42,621 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:42,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:42,661 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:42,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:43,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:43,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:43,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:43,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:43,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:43,415 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:43,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:43,455 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:43,455 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:44,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:44,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:44,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:44,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:44,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:44,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:44,234 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:44,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:44,277 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:44,278 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 [2021-11-23 00:57:45,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:45,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:45,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:45,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:45,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:45,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:45,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:45,132 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:45,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:45,178 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:45,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:45,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:45,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:45,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:45,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:45,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:45,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:46,012 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:46,012 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 [2021-11-23 00:57:46,061 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:46,061 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:46,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:46,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:46,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:46,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:46,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:46,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:46,978 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:46,978 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 [2021-11-23 00:57:47,017 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:47,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:47,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:47,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:47,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:47,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:47,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:47,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:47,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:47,787 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:47,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:47,827 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:47,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:48,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:48,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:48,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:48,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:48,610 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:48,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:48,652 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:48,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:49,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:49,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:49,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:49,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:49,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:49,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:49,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:49,447 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:49,448 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 [2021-11-23 00:57:49,490 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:49,490 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 [2021-11-23 00:57:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:50,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:50,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:50,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:50,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:50,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:50,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:50,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:50,316 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:50,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:50,361 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:50,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:51,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:51,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:51,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:51,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:51,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:51,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:51,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:51,251 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:51,251 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:51,303 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:51,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:52,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:52,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:52,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:52,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:52,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:52,152 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:52,152 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 [2021-11-23 00:57:52,191 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:52,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:52,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:52,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:52,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:52,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:52,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:52,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:52,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:52,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:52,962 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:52,963 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:53,003 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:53,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:53,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:53,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:53,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:53,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:53,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:53,800 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:53,800 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:53,842 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:53,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:54,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:54,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:54,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:54,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:54,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:54,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:54,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:54,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:54,676 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:54,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:54,720 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:54,720 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:55,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:55,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:55,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:55,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:55,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:55,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:55,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:55,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:55,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:55,568 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:55,568 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 [2021-11-23 00:57:55,617 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:55,617 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 [2021-11-23 00:57:56,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:56,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:56,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:56,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:56,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:56,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:56,511 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:56,511 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 [2021-11-23 00:57:56,568 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:56,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:57,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:57,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:57,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:57,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:57,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:57,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:57,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:57,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:57,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:57,401 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:57,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:57,441 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:57,441 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:58,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:58,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:58,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:58,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:58,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:58,208 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:58,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:58,249 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:58,249 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 [2021-11-23 00:57:58,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:58,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:58,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:58,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:58,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:58,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:59,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:59,042 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:59,042 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 [2021-11-23 00:57:59,083 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:59,084 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 [2021-11-23 00:57:59,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:59,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:57:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:57:59,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:59,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:59,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:59,968 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:59,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:00,015 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:00,015 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 [2021-11-23 00:58:00,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:00,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:00,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:00,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:00,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:00,896 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:00,896 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:00,943 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:00,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:01,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:01,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:01,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:01,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:01,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:01,782 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:01,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:01,821 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:01,821 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 [2021-11-23 00:58:02,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:02,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:02,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:02,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:02,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:02,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:02,589 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:02,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:02,632 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:02,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:03,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:03,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:03,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:03,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:03,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:03,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:03,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:03,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:03,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:03,444 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:03,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:03,488 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:03,488 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 [2021-11-23 00:58:04,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:04,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:04,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:04,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:04,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:04,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:04,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:04,307 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:04,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:04,351 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:04,352 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:05,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:05,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:05,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:05,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:05,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:05,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:05,209 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:05,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:05,255 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:05,255 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 [2021-11-23 00:58:06,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:06,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:06,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:06,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:06,129 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:06,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:06,176 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:06,177 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:06,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:06,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:06,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:06,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:06,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:06,987 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:06,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:07,027 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:07,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:07,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:07,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:07,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:07,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:07,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:07,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:07,823 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:07,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:07,864 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:07,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:08,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:08,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:08,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:08,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:08,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:08,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:08,654 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:08,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:08,698 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:08,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:09,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:09,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:09,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:09,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:09,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:09,522 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:09,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:09,565 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:09,565 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 [2021-11-23 00:58:10,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:10,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:10,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:10,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:10,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:10,431 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:10,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:10,480 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:10,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:11,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:11,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:11,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:11,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:11,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:11,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:11,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:11,329 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:11,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:11,380 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:11,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:12,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:12,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:12,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:12,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:12,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:12,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:12,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:12,140 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:12,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:12,179 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:12,180 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 [2021-11-23 00:58:12,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:12,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:12,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:12,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:12,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:12,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:12,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:12,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:12,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:12,972 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:12,972 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:13,013 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:13,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:13,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:13,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:13,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:13,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:13,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:13,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:13,813 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:13,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:13,857 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:13,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:14,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:14,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:14,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:14,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:14,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:14,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:14,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:14,686 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:14,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:14,731 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:14,731 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 [2021-11-23 00:58:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:15,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:15,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:15,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:15,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:15,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:15,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:15,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:15,590 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:15,590 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 [2021-11-23 00:58:15,638 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:15,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:16,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:16,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:16,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:16,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:16,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:16,409 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:16,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:16,448 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:16,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:17,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:17,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:17,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:17,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:17,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:17,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:17,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:17,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:17,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:17,245 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:17,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:17,302 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:17,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:17,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:18,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:18,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:18,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:18,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:18,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:18,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:18,112 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:18,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:18,155 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:18,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:18,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:18,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:18,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:18,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:19,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:19,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:19,021 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:19,021 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:19,068 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:19,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:19,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:19,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:19,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:19,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:19,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:19,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:19,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:19,943 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:19,944 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 [2021-11-23 00:58:19,990 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:19,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:20,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:20,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:20,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:20,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:20,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:20,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:20,864 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:20,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:20,903 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:20,903 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 [2021-11-23 00:58:21,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:21,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:21,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:21,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:21,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:21,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:21,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:21,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:21,673 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:21,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:21,713 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:21,713 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:22,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:22,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:22,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:22,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:22,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:22,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:22,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:22,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:22,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:22,493 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:22,493 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:22,536 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:22,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:23,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:23,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:23,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:23,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:23,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:23,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:23,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:23,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:23,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:23,360 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:23,360 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:23,403 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:23,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:24,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:24,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:24,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:24,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:24,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:24,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:24,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:24,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:24,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:24,244 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:24,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:24,291 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:24,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:25,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:25,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:25,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:25,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:25,184 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:25,185 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 [2021-11-23 00:58:25,233 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:25,234 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 [2021-11-23 00:58:25,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:25,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:25,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:25,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:25,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:25,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:25,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:25,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:26,011 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:26,011 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 [2021-11-23 00:58:26,051 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:26,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:26,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:26,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:26,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:26,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:26,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:26,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:26,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:26,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:26,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:26,842 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:26,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:26,884 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:26,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:27,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:27,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:27,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:27,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:27,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:27,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:27,741 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:27,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:27,786 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:27,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:28,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:28,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:28,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:28,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:28,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:28,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:28,634 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:28,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:28,679 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:28,679 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 [2021-11-23 00:58:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:29,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:29,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:29,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:29,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:29,524 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:29,524 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 [2021-11-23 00:58:29,570 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:29,571 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 [2021-11-23 00:58:30,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:30,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:30,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:30,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:30,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:30,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:30,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:30,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:30,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:30,440 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:30,440 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:30,479 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:30,479 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:31,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:31,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:31,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:31,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:31,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:31,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:31,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:31,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:31,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:31,287 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:31,287 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:31,328 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:31,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:31,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:32,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:32,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:32,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:32,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:32,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:32,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:32,110 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:32,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:32,150 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:32,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:32,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:32,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:32,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:32,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:32,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:32,959 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:32,960 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 [2021-11-23 00:58:33,003 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:33,004 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 [2021-11-23 00:58:33,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:33,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:33,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:33,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:33,864 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:33,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:33,911 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:33,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:34,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:34,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:34,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:34,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:34,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:34,781 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:34,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:34,827 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:34,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:35,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:35,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:35,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:35,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:35,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:35,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:35,639 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:35,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:35,689 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:35,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:36,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:36,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:36,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:36,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:36,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:36,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:36,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:36,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:36,498 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:36,498 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 [2021-11-23 00:58:36,539 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:36,539 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 [2021-11-23 00:58:37,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:37,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:37,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:37,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:37,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:37,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:37,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:37,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:37,382 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:37,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:37,432 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:37,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:38,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:38,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:38,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:38,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:38,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:38,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:38,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:38,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:38,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:38,258 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:38,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:38,303 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:38,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:39,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:39,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:39,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:39,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:39,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:39,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:39,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:39,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:39,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:39,180 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:39,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:39,234 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:39,234 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 [2021-11-23 00:58:40,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:40,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:40,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:40,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:40,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:40,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:40,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:40,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:40,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:40,118 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:40,119 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 [2021-11-23 00:58:40,157 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:40,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:40,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:40,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:40,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:40,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:40,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:40,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:40,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:40,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:40,949 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:40,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:40,988 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:40,989 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 [2021-11-23 00:58:41,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:41,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:41,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:41,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:41,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:41,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:41,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:41,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:41,770 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:41,770 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 [2021-11-23 00:58:41,812 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:41,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:42,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:42,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:42,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:42,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:42,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:42,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:42,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:42,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:42,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:42,621 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:42,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:42,663 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:42,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:43,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:43,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:43,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:43,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:43,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:43,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:43,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:43,502 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:43,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:43,548 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:43,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:44,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:44,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:44,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:44,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:44,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:44,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:44,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:44,416 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:44,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:44,465 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:44,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:45,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:45,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:45,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:45,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:45,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:45,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:45,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:45,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:45,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:45,249 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:45,249 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 [2021-11-23 00:58:45,288 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:45,289 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 [2021-11-23 00:58:45,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:46,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:46,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:46,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:46,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:46,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:46,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:46,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:46,079 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:46,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:46,120 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:46,120 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 [2021-11-23 00:58:46,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:46,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:46,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:46,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:46,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:46,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:46,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:46,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:46,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:46,920 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:46,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:46,962 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:46,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:47,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:47,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:47,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:47,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:47,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:47,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:47,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:47,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:47,806 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:47,806 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 [2021-11-23 00:58:47,850 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:47,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:48,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:48,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:48,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:48,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:48,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:48,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:48,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:48,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:48,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:48,701 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:48,701 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:48,749 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:48,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:49,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:49,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:49,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:49,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:49,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:49,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:49,653 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:49,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:49,693 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:49,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:50,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:50,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:50,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:50,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:50,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:50,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:50,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:50,489 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:50,489 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 [2021-11-23 00:58:50,530 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:50,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:51,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:51,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:51,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:51,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:51,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:51,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:51,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:51,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:51,347 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:51,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:51,389 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:51,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:52,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:52,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:52,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:52,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:52,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:52,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:52,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:52,205 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:52,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:52,250 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:52,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:52,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:53,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:53,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:53,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:53,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:53,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:53,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:53,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:53,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:53,094 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:53,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:53,139 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:53,139 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:53,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:53,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:53,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:53,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:53,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:53,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:53,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:53,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:53,992 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:53,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:54,039 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:54,039 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:54,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:54,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:54,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:54,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:54,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:54,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:54,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:54,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:54,850 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:54,851 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 [2021-11-23 00:58:54,891 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:54,891 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 [2021-11-23 00:58:55,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:55,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:55,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:55,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:55,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:55,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:55,739 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:55,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:55,794 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:55,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:56,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:56,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:56,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:56,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:56,678 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:56,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:56,721 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:56,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:57,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:57,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:57,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:57,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:57,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,572 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:57,572 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 [2021-11-23 00:58:57,617 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:57,617 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 [2021-11-23 00:58:58,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:58,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:58,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:58,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:58,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,482 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:58,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:58,530 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:58,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:59,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:59,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:58:59,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:58:59,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:59,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,425 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:59,425 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:59,462 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:59,462 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 [2021-11-23 00:59:00,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:00,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:00,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:00,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:00,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,227 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:00,227 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 [2021-11-23 00:59:00,269 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:00,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:00,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:00,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:00,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,055 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:01,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:01,097 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:01,097 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:01,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:01,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:01,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:01,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,924 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:01,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:01,967 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:01,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:02,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:02,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:02,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:02,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:02,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,802 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:02,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:02,857 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:02,858 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 [2021-11-23 00:59:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:03,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:03,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,734 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:03,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:03,782 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:03,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:04,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:04,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,602 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:04,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:04,641 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:04,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:05,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:05,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:05,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:05,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,435 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:05,435 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 [2021-11-23 00:59:05,474 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:05,475 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 [2021-11-23 00:59:06,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:06,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:06,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:06,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:06,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,276 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:06,276 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 [2021-11-23 00:59:06,319 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:06,319 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 [2021-11-23 00:59:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:07,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:07,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:07,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,155 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:07,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:07,200 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:07,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:07,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:07,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:07,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:07,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,066 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:08,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:08,114 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:08,114 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 [2021-11-23 00:59:08,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:08,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:08,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:08,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,023 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:09,024 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:09,062 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:09,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:09,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:09,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:09,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:09,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:09,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,846 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:09,846 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:09,885 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:09,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:10,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:10,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:10,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:10,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:10,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,677 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:10,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:10,719 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:10,720 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:11,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:11,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:11,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:11,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,550 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:11,550 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 [2021-11-23 00:59:11,594 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:11,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:12,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:12,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:12,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:12,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:12,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,434 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:12,435 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 [2021-11-23 00:59:12,477 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:12,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:13,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:13,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:13,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:13,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,347 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:13,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:13,394 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:13,394 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:14,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:14,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:14,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:14,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:14,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,224 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:14,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:14,264 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:14,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:14,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:14,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:14,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,067 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:15,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:15,108 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:15,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:15,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:15,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:15,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:15,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:15,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,911 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:15,912 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 [2021-11-23 00:59:15,954 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:15,954 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 [2021-11-23 00:59:16,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:16,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:16,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,795 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:16,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:16,839 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:16,839 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:17,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:17,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:17,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:17,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:17,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,702 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:17,702 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 [2021-11-23 00:59:17,749 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:17,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:18,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:18,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:18,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:18,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:18,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,647 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:18,647 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 [2021-11-23 00:59:18,686 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:18,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:19,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:19,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:19,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:19,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:19,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,477 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:19,477 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 [2021-11-23 00:59:19,518 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:19,518 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 [2021-11-23 00:59:20,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:20,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:20,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:20,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,304 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:20,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:20,346 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:20,346 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 [2021-11-23 00:59:21,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:21,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:21,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:21,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:21,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,160 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:21,160 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 [2021-11-23 00:59:21,204 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:21,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:21,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:21,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:21,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:21,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,051 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:22,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:22,097 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:22,097 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:22,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,984 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:22,984 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:23,031 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:23,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:23,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:23,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:23,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:23,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,869 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:23,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:23,907 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:23,907 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:24,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:24,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:24,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:24,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,691 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:24,691 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:24,731 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:24,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:25,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:25,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:25,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:25,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,528 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:25,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:25,571 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:25,571 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 [2021-11-23 00:59:26,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:26,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:26,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:26,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,401 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:26,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:26,445 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:26,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:27,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:27,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:27,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:27,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:27,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,309 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:27,309 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 [2021-11-23 00:59:27,357 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:27,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:28,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:28,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:28,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:28,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,264 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:28,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:28,303 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:28,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:28,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:29,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:29,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:29,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:29,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,082 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:29,082 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 [2021-11-23 00:59:29,123 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:29,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:29,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:29,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:29,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,925 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:29,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:29,972 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:29,972 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 [2021-11-23 00:59:30,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:30,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:30,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:30,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:30,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,820 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:30,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:30,864 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:30,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:31,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:31,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:31,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,702 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:31,702 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 [2021-11-23 00:59:31,747 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:31,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:32,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:32,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:32,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:32,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,633 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:32,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:32,682 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:32,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:33,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:33,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:33,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:33,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:33,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,529 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:33,529 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 [2021-11-23 00:59:33,568 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:33,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:34,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:34,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:34,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,382 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:34,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:34,423 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:34,423 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 [2021-11-23 00:59:35,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:35,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:35,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,284 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:35,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:35,330 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:35,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:36,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:36,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:36,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:36,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:36,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,214 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:36,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:36,259 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:36,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:37,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:37,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:37,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:37,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,190 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:37,190 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:37,237 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:37,237 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 [2021-11-23 00:59:38,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:38,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:38,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:38,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:38,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,248 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:38,249 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 [2021-11-23 00:59:38,309 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:38,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:39,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:39,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:39,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:39,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:39,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,141 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:39,142 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 [2021-11-23 00:59:39,182 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:39,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:39,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:39,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:39,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:39,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:39,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,996 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:39,996 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:40,038 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:40,038 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:40,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:40,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:40,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:40,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,930 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:40,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:40,974 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:40,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:41,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:41,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:41,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,903 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:41,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:41,951 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:41,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:42,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:42,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:42,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:42,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,915 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:42,915 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 [2021-11-23 00:59:42,962 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:42,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:43,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:43,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:43,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,914 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:43,915 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 [2021-11-23 00:59:43,955 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:43,955 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 [2021-11-23 00:59:44,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:44,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:44,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,808 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:44,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:44,848 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:44,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:45,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:45,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:45,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:45,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,704 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:45,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:45,747 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:45,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:46,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:46,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:46,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,682 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:46,682 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 [2021-11-23 00:59:46,727 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:46,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:47,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:47,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:47,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:47,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:47,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,662 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:47,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:47,709 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:47,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:48,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:48,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:48,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:48,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:48,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,666 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:48,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:48,716 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:48,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:49,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:49,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:49,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:49,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:49,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,560 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:49,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:49,602 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:49,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:50,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:50,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:50,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:50,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:50,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:50,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:50,505 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:50,506 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:50,562 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:50,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:51,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:51,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:51,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:51,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:51,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:51,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:51,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:51,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:51,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:51,447 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:51,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:51,494 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:51,494 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:52,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:52,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:52,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:52,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:52,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:52,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:52,426 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:52,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:52,473 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:52,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:53,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:53,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:53,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:53,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:53,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:53,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:53,443 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:53,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:53,493 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:53,494 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:54,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:54,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:54,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:54,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:54,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:54,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:54,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:54,442 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:54,442 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 [2021-11-23 00:59:54,481 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:54,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:55,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:55,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:55,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:55,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:55,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:55,318 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:55,319 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 [2021-11-23 00:59:55,361 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:55,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:56,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:56,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:56,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:56,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:56,219 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:56,220 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 [2021-11-23 00:59:56,265 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:56,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:57,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:57,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:57,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:57,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:57,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:57,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:57,166 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:57,167 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:57,213 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:57,213 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:58,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:58,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:58,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:58,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:58,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:58,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:58,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:58,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:58,192 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:58,192 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:58,240 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:58,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:59,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:59,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 00:59:59,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 00:59:59,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:59,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:59,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:59,196 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:59,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:59,247 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:59,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:59,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:00,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:00,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:00,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:00,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:00,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:00,100 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:00,101 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 [2021-11-23 01:00:00,143 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:00,143 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 [2021-11-23 01:00:00,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:00,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:00,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:00,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:00,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:00,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:00,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:00,998 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:00,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:01,040 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:01,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:01,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:01,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:01,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:01,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:01,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:01,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:01,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:01,932 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:01,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:01,977 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:01,977 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:02,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:02,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:02,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:02,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:02,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:02,867 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:02,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:02,914 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:02,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:03,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:03,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:03,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:03,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:03,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:03,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:03,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:03,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:03,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:03,831 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:03,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:03,879 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:03,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:04,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:04,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:04,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:04,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:04,814 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:04,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:04,853 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:04,853 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 [2021-11-23 01:00:05,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:05,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:05,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:05,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:05,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:05,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:05,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:05,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:05,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:05,696 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:05,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:05,736 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:05,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:06,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:06,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:06,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:06,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:06,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:06,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:06,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:06,570 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:06,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:06,613 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:06,613 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 [2021-11-23 01:00:07,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:07,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:07,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:07,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:07,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:07,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:07,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:07,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:07,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:07,482 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:07,482 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:07,527 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:07,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:08,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:08,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:08,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:08,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:08,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:08,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:08,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:08,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:08,426 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:08,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:08,472 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:08,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:09,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:09,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:09,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:09,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:09,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:09,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:09,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:09,381 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:09,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:09,430 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:09,430 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:10,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:10,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:10,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:10,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:10,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:10,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:10,269 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:10,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:10,322 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:10,322 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:11,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:11,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:11,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:11,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:11,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:11,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:11,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:11,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:11,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:11,158 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:11,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:11,199 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:11,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:11,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:12,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:12,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:12,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:12,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:12,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:12,089 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:12,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:12,132 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:12,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:12,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:12,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:12,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:12,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:13,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:13,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:13,029 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:13,029 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 [2021-11-23 01:00:13,075 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:13,075 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:13,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:13,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:13,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:13,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:13,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:13,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:13,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:13,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:14,006 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:14,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:14,052 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:14,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:14,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:14,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:14,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:14,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:14,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:14,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:14,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:14,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:14,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:15,014 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:15,014 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 [2021-11-23 01:00:15,053 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:15,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:15,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:15,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:15,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:15,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:15,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:15,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:15,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:15,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:15,874 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:15,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:15,914 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:15,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:16,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:16,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:16,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:16,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:16,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:16,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:16,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:16,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:16,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:16,763 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:16,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:16,805 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:16,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:17,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:17,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:17,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:17,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:17,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:17,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:17,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:17,712 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:17,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:17,758 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:17,758 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 [2021-11-23 01:00:18,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:18,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:18,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:18,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:18,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:18,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:18,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:18,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:18,678 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:18,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:18,725 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:18,726 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:19,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:19,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:19,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:19,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:19,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:19,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:19,646 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:19,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:19,695 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:19,696 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 [2021-11-23 01:00:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:20,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:20,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:20,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:20,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:20,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:20,562 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:20,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:20,601 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:20,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:21,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:21,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:21,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:21,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:21,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:21,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:21,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:21,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:21,426 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:21,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:21,473 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:21,473 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 [2021-11-23 01:00:22,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:22,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:22,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1317 states and 1654 transitions. [2021-11-23 01:00:22,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1654 transitions. [2021-11-23 01:00:22,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:22,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:22,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:22,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:22,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:22,343 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:22,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:22,386 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:22,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:23,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.