./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/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_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/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_83475059-a5da-45df-8d39-dd1ad60f8c42/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 bd635b7902366e8a0b08b14a90a1f3949f04bf734a3e09a83f5077ced842f5da --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:50:01,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:50:01,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:50:01,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:50:01,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:50:01,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:50:01,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:50:01,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:50:01,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:50:01,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:50:01,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:50:01,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:50:01,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:50:01,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:50:01,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:50:01,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:50:01,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:50:01,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:50:01,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:50:01,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:50:01,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:50:01,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:50:01,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:50:01,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:50:01,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:50:01,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:50:01,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:50:01,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:50:01,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:50:01,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:50:01,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:50:01,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:50:01,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:50:01,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:50:01,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:50:01,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:50:01,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:50:01,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:50:01,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:50:01,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:50:01,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:50:01,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:50:01,391 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:50:01,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:50:01,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:50:01,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:50:01,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:50:01,395 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:50:01,395 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:50:01,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:50:01,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:50:01,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:50:01,396 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:50:01,396 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:50:01,396 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:50:01,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:50:01,397 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:50:01,397 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:50:01,398 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:50:01,398 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:50:01,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:50:01,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:01,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:50:01,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:50:01,399 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:50:01,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:50:01,400 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_83475059-a5da-45df-8d39-dd1ad60f8c42/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd635b7902366e8a0b08b14a90a1f3949f04bf734a3e09a83f5077ced842f5da [2021-11-23 00:50:01,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:50:01,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:50:01,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:50:01,750 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:50:01,751 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:50:01,752 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i [2021-11-23 00:50:01,866 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/data/46b28055e/4c4de77d1ad445c79a24c7dca8d6ed09/FLAGdd71d80eb [2021-11-23 00:50:02,704 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:50:02,704 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i [2021-11-23 00:50:02,750 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/data/46b28055e/4c4de77d1ad445c79a24c7dca8d6ed09/FLAGdd71d80eb [2021-11-23 00:50:02,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/data/46b28055e/4c4de77d1ad445c79a24c7dca8d6ed09 [2021-11-23 00:50:02,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:50:02,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:50:02,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:02,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:50:02,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:50:02,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:02" (1/1) ... [2021-11-23 00:50:02,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58975a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:02, skipping insertion in model container [2021-11-23 00:50:02,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:02" (1/1) ... [2021-11-23 00:50:02,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:50:02,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:50:03,696 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_83475059-a5da-45df-8d39-dd1ad60f8c42/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[44118,44131] [2021-11-23 00:50:03,720 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_83475059-a5da-45df-8d39-dd1ad60f8c42/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[44660,44673] [2021-11-23 00:50:03,908 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_83475059-a5da-45df-8d39-dd1ad60f8c42/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[56247,56260] [2021-11-23 00:50:03,911 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_83475059-a5da-45df-8d39-dd1ad60f8c42/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[56368,56381] [2021-11-23 00:50:03,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:03,957 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:50:03,990 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_83475059-a5da-45df-8d39-dd1ad60f8c42/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[44118,44131] [2021-11-23 00:50:03,993 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_83475059-a5da-45df-8d39-dd1ad60f8c42/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[44660,44673] [2021-11-23 00:50:04,046 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_83475059-a5da-45df-8d39-dd1ad60f8c42/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[56247,56260] [2021-11-23 00:50:04,048 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_83475059-a5da-45df-8d39-dd1ad60f8c42/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-2.i[56368,56381] [2021-11-23 00:50:04,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:04,209 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:50:04,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04 WrapperNode [2021-11-23 00:50:04,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:04,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:04,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:50:04,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:50:04,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,280 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,392 INFO L137 Inliner]: procedures = 282, calls = 347, calls flagged for inlining = 22, calls inlined = 26, statements flattened = 1364 [2021-11-23 00:50:04,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:04,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:50:04,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:50:04,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:50:04,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:50:04,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:50:04,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:50:04,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:50:04,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:04,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:50:04,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:50:04,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83475059-a5da-45df-8d39-dd1ad60f8c42/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:50:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:50:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:50:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:50:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:50:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:50:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:50:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:50:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:50:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:50:04,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:50:04,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:50:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:50:05,024 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:50:05,025 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:50:07,500 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:50:07,759 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:50:07,759 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-23 00:50:07,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:07 BoogieIcfgContainer [2021-11-23 00:50:07,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:50:07,767 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:50:07,768 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:50:07,779 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:50:07,780 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:07" (1/1) ... [2021-11-23 00:50:07,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:50:07,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:07,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1213 states and 1364 transitions. [2021-11-23 00:50:07,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1364 transitions. [2021-11-23 00:50:07,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 00:50:07,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:07,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,171 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 00:50:08,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1212 states and 1363 transitions. [2021-11-23 00:50:08,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1363 transitions. [2021-11-23 00:50:08,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 00:50:08,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:08,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1211 states and 1362 transitions. [2021-11-23 00:50:08,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1362 transitions. [2021-11-23 00:50:08,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:50:08,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,507 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 00:50:08,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1210 states and 1360 transitions. [2021-11-23 00:50:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1360 transitions. [2021-11-23 00:50:08,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:50:08,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:08,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1209 states and 1359 transitions. [2021-11-23 00:50:08,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1359 transitions. [2021-11-23 00:50:08,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:50:08,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,806 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 00:50:08,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1208 states and 1358 transitions. [2021-11-23 00:50:08,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1358 transitions. [2021-11-23 00:50:08,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:50:08,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,925 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 00:50:09,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1211 states and 1363 transitions. [2021-11-23 00:50:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1363 transitions. [2021-11-23 00:50:09,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:50:09,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,096 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 00:50:09,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1210 states and 1362 transitions. [2021-11-23 00:50:09,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1362 transitions. [2021-11-23 00:50:09,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:50:09,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:09,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1211 states and 1363 transitions. [2021-11-23 00:50:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1363 transitions. [2021-11-23 00:50:09,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:50:09,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,244 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 00:50:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1212 states and 1365 transitions. [2021-11-23 00:50:09,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1365 transitions. [2021-11-23 00:50:09,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:50:09,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,464 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 00:50:09,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1213 states and 1367 transitions. [2021-11-23 00:50:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1367 transitions. [2021-11-23 00:50:09,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:50:09,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,759 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 00:50:09,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1212 states and 1365 transitions. [2021-11-23 00:50:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1365 transitions. [2021-11-23 00:50:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:50:09,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:09,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1211 states and 1364 transitions. [2021-11-23 00:50:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1364 transitions. [2021-11-23 00:50:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:50:09,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,861 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 00:50:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1212 states and 1366 transitions. [2021-11-23 00:50:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1366 transitions. [2021-11-23 00:50:09,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:50:09,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:10,013 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 00:50:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1213 states and 1367 transitions. [2021-11-23 00:50:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1367 transitions. [2021-11-23 00:50:10,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:50:10,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:10,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:10,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1212 states and 1366 transitions. [2021-11-23 00:50:10,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1366 transitions. [2021-11-23 00:50:10,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:50:10,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:10,245 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 00:50:10,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1211 states and 1365 transitions. [2021-11-23 00:50:10,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1365 transitions. [2021-11-23 00:50:10,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:50:10,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:10,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1210 states and 1364 transitions. [2021-11-23 00:50:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1364 transitions. [2021-11-23 00:50:10,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:50:10,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:10,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1213 states and 1367 transitions. [2021-11-23 00:50:10,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1367 transitions. [2021-11-23 00:50:10,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:50:10,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:10,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1212 states and 1366 transitions. [2021-11-23 00:50:11,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1366 transitions. [2021-11-23 00:50:11,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:50:11,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:50:11,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:11,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:11,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1212 states and 1364 transitions. [2021-11-23 00:50:11,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1364 transitions. [2021-11-23 00:50:11,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:50:11,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:50:11,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:11,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1212 states and 1360 transitions. [2021-11-23 00:50:11,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1360 transitions. [2021-11-23 00:50:11,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:50:11,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:50:11,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:11,549 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 00:50:11,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1212 states and 1358 transitions. [2021-11-23 00:50:11,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1358 transitions. [2021-11-23 00:50:11,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:50:11,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:11,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:11,765 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 00:50:12,032 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 00:50:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:12,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1217 states and 1367 transitions. [2021-11-23 00:50:12,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1367 transitions. [2021-11-23 00:50:12,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:50:12,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:12,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:12,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:50:12,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:12,328 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 00:50:12,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1219 states and 1370 transitions. [2021-11-23 00:50:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1370 transitions. [2021-11-23 00:50:12,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:50:12,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:12,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:12,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:12,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:12,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:13,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:13,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1221 states and 1376 transitions. [2021-11-23 00:50:13,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1376 transitions. [2021-11-23 00:50:13,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:50:13,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:13,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:13,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:13,353 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 00:50:13,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:13,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1220 states and 1375 transitions. [2021-11-23 00:50:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1375 transitions. [2021-11-23 00:50:13,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:50:13,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:13,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:13,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:13,448 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 00:50:13,580 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 00:50:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:13,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1221 states and 1376 transitions. [2021-11-23 00:50:13,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1376 transitions. [2021-11-23 00:50:13,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:50:13,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:13,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:13,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:13,820 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 00:50:13,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:13,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1220 states and 1375 transitions. [2021-11-23 00:50:13,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1375 transitions. [2021-11-23 00:50:13,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:50:13,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:13,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:13,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:13,924 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 00:50:14,045 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 00:50:14,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1221 states and 1377 transitions. [2021-11-23 00:50:14,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1377 transitions. [2021-11-23 00:50:14,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:50:14,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:14,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:14,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:14,475 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 00:50:14,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1224 states and 1383 transitions. [2021-11-23 00:50:14,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1383 transitions. [2021-11-23 00:50:14,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:50:14,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:14,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:14,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:14,711 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 00:50:14,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1223 states and 1382 transitions. [2021-11-23 00:50:14,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1382 transitions. [2021-11-23 00:50:14,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:50:14,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:14,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:14,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:14,821 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 00:50:14,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:15,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:15,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1224 states and 1384 transitions. [2021-11-23 00:50:15,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1384 transitions. [2021-11-23 00:50:15,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:50:15,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:15,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:15,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:15,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:15,303 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 00:50:15,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1223 states and 1383 transitions. [2021-11-23 00:50:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1383 transitions. [2021-11-23 00:50:15,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:50:15,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:15,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:15,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:15,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:15,403 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 00:50:15,530 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 00:50:15,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:15,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1224 states and 1385 transitions. [2021-11-23 00:50:15,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1385 transitions. [2021-11-23 00:50:15,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:50:15,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:15,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:15,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:15,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:15,896 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 00:50:15,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:15,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1227 states and 1389 transitions. [2021-11-23 00:50:15,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1389 transitions. [2021-11-23 00:50:15,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:50:15,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:15,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:15,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:16,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:16,037 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 00:50:16,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:16,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1228 states and 1392 transitions. [2021-11-23 00:50:16,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1392 transitions. [2021-11-23 00:50:16,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:50:16,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:16,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:16,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:16,340 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 00:50:16,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1228 states and 1391 transitions. [2021-11-23 00:50:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1391 transitions. [2021-11-23 00:50:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:50:16,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:16,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:16,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:16,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:16,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1227 states and 1390 transitions. [2021-11-23 00:50:16,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1390 transitions. [2021-11-23 00:50:16,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:50:16,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:16,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:16,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:16,804 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 00:50:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:17,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:17,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1228 states and 1392 transitions. [2021-11-23 00:50:17,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1392 transitions. [2021-11-23 00:50:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:50:17,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:17,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:17,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:17,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:17,358 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 00:50:17,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1231 states and 1396 transitions. [2021-11-23 00:50:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1396 transitions. [2021-11-23 00:50:17,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:50:17,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:17,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:17,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:17,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:17,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:17,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:17,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1230 states and 1395 transitions. [2021-11-23 00:50:17,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1395 transitions. [2021-11-23 00:50:17,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:50:17,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:17,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:17,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:17,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:17,599 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 00:50:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:18,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1231 states and 1397 transitions. [2021-11-23 00:50:18,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1397 transitions. [2021-11-23 00:50:18,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:50:18,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:18,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:18,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:18,133 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 00:50:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1230 states and 1396 transitions. [2021-11-23 00:50:18,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1396 transitions. [2021-11-23 00:50:18,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:50:18,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:18,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:18,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:18,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:50:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:18,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1231 states and 1398 transitions. [2021-11-23 00:50:18,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1398 transitions. [2021-11-23 00:50:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:50:18,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:18,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:18,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:18,912 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 00:50:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1234 states and 1402 transitions. [2021-11-23 00:50:18,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1402 transitions. [2021-11-23 00:50:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:50:18,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:19,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:19,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:19,060 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 00:50:19,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1233 states and 1401 transitions. [2021-11-23 00:50:19,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1401 transitions. [2021-11-23 00:50:19,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:50:19,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:19,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:19,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:19,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:19,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:50:19,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:19,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:19,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1234 states and 1403 transitions. [2021-11-23 00:50:19,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1403 transitions. [2021-11-23 00:50:19,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:50:19,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:19,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:19,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:19,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:19,837 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 00:50:20,010 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 00:50:20,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:20,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1235 states and 1406 transitions. [2021-11-23 00:50:20,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1406 transitions. [2021-11-23 00:50:20,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:50:20,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:20,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:20,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:20,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:20,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:20,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:20,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1235 states and 1405 transitions. [2021-11-23 00:50:20,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1405 transitions. [2021-11-23 00:50:20,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:50:20,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:20,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:20,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:20,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1238 states and 1409 transitions. [2021-11-23 00:50:20,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1409 transitions. [2021-11-23 00:50:20,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:50:20,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:20,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:20,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:20,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:20,710 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 00:50:20,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:20,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1237 states and 1408 transitions. [2021-11-23 00:50:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1408 transitions. [2021-11-23 00:50:20,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:50:20,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:20,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:20,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:50:20,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:20,809 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 00:50:20,983 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 00:50:21,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:21,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1238 states and 1410 transitions. [2021-11-23 00:50:21,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1410 transitions. [2021-11-23 00:50:21,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:50:21,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:21,292 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 00:50:21,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:21,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:21,410 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 00:50:21,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:21,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1241 states and 1414 transitions. [2021-11-23 00:50:21,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1414 transitions. [2021-11-23 00:50:21,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:50:21,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:21,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:21,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:50:21,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:21,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:22,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1257 states and 1433 transitions. [2021-11-23 00:50:22,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1433 transitions. [2021-11-23 00:50:22,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:50:22,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:22,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:22,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:50:22,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:22,129 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 00:50:22,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:22,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:22,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1273 states and 1458 transitions. [2021-11-23 00:50:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1458 transitions. [2021-11-23 00:50:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:50:22,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:22,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:23,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:50:23,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:23,088 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 00:50:23,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:23,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1273 states and 1456 transitions. [2021-11-23 00:50:23,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1456 transitions. [2021-11-23 00:50:23,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:50:23,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:23,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:23,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:50:23,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:23,229 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 00:50:23,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:23,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1271 states and 1450 transitions. [2021-11-23 00:50:23,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1450 transitions. [2021-11-23 00:50:23,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:50:23,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:23,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:23,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 00:50:23,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:23,339 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 00:50:23,646 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 00:50:25,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:25,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1286 states and 1471 transitions. [2021-11-23 00:50:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1471 transitions. [2021-11-23 00:50:25,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:50:25,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:25,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:25,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:50:25,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:25,512 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 00:50:25,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:25,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1288 states and 1475 transitions. [2021-11-23 00:50:25,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1475 transitions. [2021-11-23 00:50:25,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:50:25,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:25,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:25,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:25,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:26,048 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 00:50:26,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:26,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1306 states and 1506 transitions. [2021-11-23 00:50:26,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1506 transitions. [2021-11-23 00:50:26,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:26,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:26,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:26,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:26,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:27,032 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 00:50:27,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1309 states and 1510 transitions. [2021-11-23 00:50:27,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1510 transitions. [2021-11-23 00:50:27,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:27,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:27,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:27,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:27,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:27,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:29,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:29,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1312 states and 1516 transitions. [2021-11-23 00:50:29,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1516 transitions. [2021-11-23 00:50:29,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:29,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:29,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:29,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:29,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:29,533 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 00:50:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:29,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1315 states and 1521 transitions. [2021-11-23 00:50:29,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1521 transitions. [2021-11-23 00:50:29,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:29,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:29,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:29,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:29,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:29,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:30,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:30,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1316 states and 1522 transitions. [2021-11-23 00:50:30,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1522 transitions. [2021-11-23 00:50:30,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:50:30,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:30,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:30,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:30,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:30,385 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 00:50:30,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:30,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1319 states and 1527 transitions. [2021-11-23 00:50:30,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1527 transitions. [2021-11-23 00:50:30,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:50:30,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:30,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:30,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:30,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:30,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:30,740 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 00:50:31,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:31,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1322 states and 1533 transitions. [2021-11-23 00:50:31,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1533 transitions. [2021-11-23 00:50:31,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:50:31,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:31,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:31,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:31,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:32,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:32,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:32,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1325 states and 1538 transitions. [2021-11-23 00:50:32,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1538 transitions. [2021-11-23 00:50:32,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:50:32,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:32,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:32,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:32,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:32,227 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 00:50:32,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:32,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1326 states and 1539 transitions. [2021-11-23 00:50:32,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1539 transitions. [2021-11-23 00:50:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:50:32,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:32,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:32,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:32,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:32,899 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 00:50:32,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:32,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1329 states and 1544 transitions. [2021-11-23 00:50:32,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1544 transitions. [2021-11-23 00:50:32,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:50:32,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:32,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:32,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:33,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:33,284 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 00:50:34,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:34,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1332 states and 1550 transitions. [2021-11-23 00:50:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1550 transitions. [2021-11-23 00:50:34,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:50:34,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:34,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:34,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:50:34,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:34,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:34,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:34,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1332 states and 1548 transitions. [2021-11-23 00:50:34,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1548 transitions. [2021-11-23 00:50:34,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:50:34,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:34,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:34,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:34,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:35,040 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 00:50:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:36,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1360 states and 1597 transitions. [2021-11-23 00:50:36,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1597 transitions. [2021-11-23 00:50:36,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:50:36,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:36,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:36,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:50:36,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:36,873 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 00:50:37,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:37,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1363 states and 1601 transitions. [2021-11-23 00:50:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1601 transitions. [2021-11-23 00:50:37,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:50:37,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:37,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:37,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:37,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:37,653 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 00:50:38,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:38,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1364 states and 1601 transitions. [2021-11-23 00:50:38,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1601 transitions. [2021-11-23 00:50:38,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:50:38,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:38,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:38,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:50:38,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:38,424 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 00:50:38,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:43,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:43,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1396 states and 1653 transitions. [2021-11-23 00:50:43,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1653 transitions. [2021-11-23 00:50:43,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:50:43,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:43,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:43,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:43,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:43,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:43,128 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 00:50:45,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:45,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1406 states and 1669 transitions. [2021-11-23 00:50:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1669 transitions. [2021-11-23 00:50:45,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:50:45,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:45,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:45,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:45,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:46,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:46,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1407 states and 1672 transitions. [2021-11-23 00:50:46,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1672 transitions. [2021-11-23 00:50:46,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:50:46,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:46,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:46,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:46,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:46,724 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 00:50:47,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:47,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1407 states and 1671 transitions. [2021-11-23 00:50:47,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1671 transitions. [2021-11-23 00:50:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:50:47,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:47,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:47,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:47,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:47,507 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 00:50:47,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1406 states and 1670 transitions. [2021-11-23 00:50:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1670 transitions. [2021-11-23 00:50:47,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:50:47,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:47,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:47,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:47,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:48,174 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 00:50:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1407 states and 1672 transitions. [2021-11-23 00:50:49,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1672 transitions. [2021-11-23 00:50:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:50:49,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:49,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:49,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:49,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:49,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:49,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:49,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1406 states and 1671 transitions. [2021-11-23 00:50:49,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1671 transitions. [2021-11-23 00:50:49,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:50:49,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:49,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:49,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:50:49,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:50,230 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 00:50:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:52,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1409 states and 1676 transitions. [2021-11-23 00:50:52,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1676 transitions. [2021-11-23 00:50:52,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:50:52,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:52,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:52,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:50:52,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:50:52,500 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 00:51:05,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:05,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1454 states and 1744 transitions. [2021-11-23 00:51:05,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1744 transitions. [2021-11-23 00:51:05,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:51:05,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:05,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:05,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:51:05,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:05,191 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 00:51:05,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:05,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1453 states and 1743 transitions. [2021-11-23 00:51:05,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1743 transitions. [2021-11-23 00:51:05,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:51:05,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:05,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:05,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:51:05,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:06,042 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 00:51:08,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1454 states and 1745 transitions. [2021-11-23 00:51:08,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1745 transitions. [2021-11-23 00:51:08,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:08,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:08,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:08,268 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:08,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:08,678 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:08,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:35,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:35,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:35,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:35,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:35,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:35,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:35,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:35,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:35,772 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:35,772 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 00:51:35,841 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:35,842 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 00:51:36,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:36,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:36,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:36,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:36,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:36,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:36,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:36,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:36,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:36,940 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:36,941 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 00:51:36,997 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:36,998 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:37,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:37,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:37,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:37,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:37,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:37,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:37,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:37,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:38,006 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:38,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:38,072 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:38,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:38,966 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 00:51:39,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:39,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:39,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:39,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:39,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:39,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:39,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:39,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:39,147 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:39,148 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:39,227 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:39,227 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 00:51:40,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:40,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:40,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:40,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:40,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:40,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:40,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:40,272 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:40,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:40,334 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:40,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:41,226 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 00:51:41,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:41,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:41,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:41,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:41,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:41,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:41,381 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:41,382 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 00:51:41,432 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:41,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:42,305 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 00:51:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:42,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:42,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:42,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:42,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:42,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:42,467 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:42,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:42,523 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:42,523 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 00:51:43,353 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 00:51:43,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:43,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:43,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:43,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:43,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:43,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:43,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:43,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:43,617 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:43,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:43,672 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:43,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:44,513 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 00:51:44,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:44,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:44,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:44,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:44,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:44,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:44,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:44,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:44,668 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:44,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:44,716 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:44,716 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 00:51:45,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:45,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:45,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:45,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:45,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:45,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:45,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:45,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:45,678 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:45,683 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:45,734 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:45,734 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:46,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:46,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:46,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:46,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:46,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:46,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:46,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:46,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:46,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:46,736 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:46,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:46,782 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:46,782 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 00:51:47,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:47,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:47,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:47,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:47,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:47,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:47,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:47,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:47,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:47,694 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:47,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:47,747 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:47,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:48,505 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 00:51:48,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:48,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:48,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:48,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:48,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:48,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:48,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:48,669 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:48,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:48,726 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:48,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:49,508 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 00:51:49,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:49,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:49,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:49,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:49,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:49,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:49,648 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:49,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:49,697 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:49,698 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 00:51:50,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:50,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:50,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:50,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:50,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:50,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:50,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:50,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:50,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:50,550 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:50,551 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 00:51:50,596 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:50,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:51,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:51,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:51,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:51,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:51,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:51,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:51,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:51,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:51,392 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:51,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:51,444 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:51,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:52,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:52,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:52,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:52,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:52,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:52,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:52,574 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:52,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:52,620 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:52,620 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:53,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:53,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:53,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:53,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:53,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:53,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:53,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:53,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:53,421 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:53,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:53,476 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:53,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:54,189 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 00:51:54,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:54,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:54,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:54,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:54,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:54,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:54,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:54,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:54,331 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:54,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:54,379 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:54,379 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 00:51:55,145 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 00:51:55,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:55,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:55,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:55,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:55,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:55,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:55,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:55,306 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:55,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:55,351 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:55,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:56,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:56,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:56,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:56,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:56,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:56,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:56,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:56,283 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:56,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:56,326 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:56,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:57,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:57,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:57,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:57,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:57,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:57,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:57,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:57,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:57,182 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:57,183 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:51:57,237 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:57,237 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 00:51:57,967 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 00:51:58,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:58,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:58,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:58,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:58,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:58,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:58,101 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:58,101 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 00:51:58,152 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:58,152 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:51:58,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:59,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:59,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:59,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:59,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:59,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:59,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:59,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:51:59,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:51:59,110 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:51:59,110 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 00:51:59,158 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:51:59,158 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 00:51:59,893 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 00:51:59,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:59,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:51:59,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:51:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:59,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:59,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:00,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:00,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:00,036 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:00,036 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 00:52:00,084 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:00,084 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 00:52:00,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:00,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:00,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:00,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:00,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:00,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:00,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:00,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:00,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:01,010 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:01,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:01,066 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:01,066 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 00:52:01,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:01,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:01,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:01,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:01,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:01,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:01,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:01,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:01,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:01,910 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:01,911 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:01,968 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:01,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:02,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:02,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:02,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:02,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:02,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:02,871 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:02,872 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 00:52:02,931 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:02,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:03,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:03,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:03,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:03,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:03,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:03,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:03,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:03,884 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:03,884 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 00:52:03,934 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:03,935 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 00:52:04,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:04,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:04,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:04,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:04,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:04,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:04,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:04,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:04,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:04,798 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:04,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:04,849 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:04,850 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 00:52:05,546 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 00:52:05,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:05,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:05,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:05,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:05,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:05,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:05,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:05,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:05,684 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:05,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:05,731 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:05,732 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 00:52:06,459 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 00:52:06,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:06,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:06,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:06,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:06,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:06,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:06,599 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:06,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:06,660 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:06,661 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 00:52:07,358 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 00:52:07,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:07,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:07,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:07,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:07,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:07,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:07,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:07,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:07,489 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:07,490 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:07,530 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:07,530 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 00:52:08,192 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 00:52:08,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:08,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:08,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:08,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:08,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:08,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:08,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:08,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:08,331 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:08,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:08,377 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:08,377 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:09,130 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 00:52:09,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:09,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:09,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:09,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:09,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:09,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:09,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:09,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:09,282 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:09,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:09,337 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:09,338 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 00:52:10,118 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 00:52:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:10,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:10,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:10,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:10,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:10,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:10,300 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:10,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:10,342 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:10,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:10,977 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 00:52:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:11,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:11,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:11,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:11,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:11,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:11,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:11,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:11,109 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:11,110 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 00:52:11,156 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:11,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:11,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:11,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:11,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:11,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:11,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:11,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:12,004 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:12,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:12,054 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:12,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:12,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:12,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:12,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:12,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:12,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:12,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:12,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:12,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:12,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:12,976 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:12,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:13,039 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:13,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:13,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:13,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:13,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:13,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:13,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:13,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:13,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:13,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:13,975 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:13,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:14,021 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:14,022 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:14,680 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 00:52:14,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:14,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:14,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:14,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:14,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:14,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:14,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:14,814 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:14,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:14,856 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:14,857 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 00:52:15,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:15,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:15,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:15,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:15,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:15,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:15,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:15,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:15,693 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:15,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:15,743 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:15,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:16,516 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 00:52:16,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:16,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:16,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:16,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:16,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:16,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:16,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:16,685 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:16,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:16,735 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:16,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:17,537 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 00:52:17,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:17,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:17,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:17,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:17,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:17,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:17,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:17,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:17,671 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:17,671 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 00:52:17,714 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:17,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:18,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:18,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:18,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:18,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:18,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:18,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:18,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:18,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:18,479 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:18,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:18,524 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:18,524 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 00:52:19,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:19,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:19,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:19,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:19,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:19,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:19,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:19,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:19,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:19,427 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:19,427 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 00:52:19,499 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:19,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:20,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:20,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:20,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:20,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:20,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:20,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:20,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:20,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:20,502 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:20,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:20,554 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:20,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:21,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:21,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:21,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:21,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:21,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:21,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:21,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:21,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:21,494 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:21,494 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 00:52:21,561 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:21,562 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 00:52:22,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:22,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:22,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:22,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:22,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:22,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:22,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:22,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:22,453 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:22,453 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 00:52:22,500 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:22,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:23,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:23,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:23,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:23,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:23,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:23,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:23,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:23,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:23,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:23,354 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:23,354 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 00:52:23,401 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:23,402 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 00:52:24,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:24,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:24,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:24,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:24,286 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:24,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:24,346 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:24,346 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 00:52:25,095 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 00:52:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:25,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:25,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:25,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:25,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:25,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:25,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:25,247 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:25,248 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 00:52:25,301 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:25,301 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 00:52:25,991 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 00:52:26,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:26,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:26,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:26,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:26,137 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:26,137 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 00:52:26,190 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:26,190 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 00:52:26,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:26,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:26,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:26,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:26,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:26,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:26,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:27,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:27,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:27,034 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:27,034 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 00:52:27,076 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:27,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:27,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:27,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:27,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:27,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:27,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:27,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:27,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:27,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:27,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:27,898 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:27,898 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 00:52:27,960 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:27,960 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:28,703 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 00:52:28,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:28,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:28,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:28,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:28,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:28,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:28,861 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:28,861 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 00:52:28,914 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:28,914 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 00:52:29,742 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 00:52:29,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:29,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:29,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:29,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:29,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:29,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:29,896 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:29,896 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 00:52:29,940 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:29,941 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:30,650 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 00:52:30,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:30,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:30,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:30,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:30,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:30,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:30,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:30,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:30,774 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:30,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:30,816 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:30,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:31,507 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 00:52:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:31,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:31,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:31,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:31,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:31,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:31,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:31,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:31,651 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:31,651 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:31,700 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:31,700 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 00:52:32,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:32,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:32,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:32,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:32,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:32,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:32,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:32,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:32,558 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:32,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:32,607 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:32,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:33,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:33,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:33,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:33,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:33,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:33,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:33,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:33,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:33,549 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:33,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:33,614 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:33,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:34,335 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 00:52:34,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:34,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:34,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:34,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:34,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:34,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:34,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:34,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:34,458 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:34,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:34,502 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:34,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:35,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:35,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:35,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:35,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:35,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:35,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:35,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:35,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:35,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:35,333 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:35,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:35,405 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:35,406 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 00:52:36,196 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 00:52:36,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:36,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:36,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:36,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:36,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:36,353 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:36,354 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 00:52:36,418 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:36,418 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 00:52:37,127 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 00:52:37,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:37,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:37,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:37,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:37,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:37,253 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:37,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:37,299 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:37,299 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 00:52:37,966 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 00:52:38,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:38,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:38,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:38,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:38,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:38,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:38,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:38,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:38,090 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:38,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:38,136 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:38,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:38,803 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 00:52:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:38,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:38,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:38,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:38,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:38,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:38,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:38,938 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:38,938 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 00:52:38,981 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:38,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:39,679 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 00:52:39,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:39,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:39,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:39,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:39,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:39,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:39,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:39,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:39,833 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:39,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:39,893 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:39,894 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 00:52:40,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:40,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:40,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:40,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:40,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:40,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:40,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:40,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:40,821 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:40,821 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 00:52:40,874 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:40,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:41,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:41,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:41,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:41,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:41,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:41,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:41,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:41,762 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:41,763 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 00:52:41,840 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:41,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:42,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:42,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:42,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:42,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:42,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:42,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:42,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:42,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:42,650 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:42,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:42,701 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:42,702 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 00:52:43,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:43,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:43,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:43,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:43,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:43,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:43,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:43,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:43,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:43,589 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:43,590 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 00:52:43,638 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:43,638 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 00:52:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:44,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:44,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:44,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:44,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:44,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:44,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:44,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:44,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:44,531 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:44,532 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 00:52:44,581 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:44,581 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 00:52:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:45,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:45,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:45,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:45,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:45,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:45,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:45,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:45,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:45,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:45,455 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:45,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:45,504 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:45,504 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 00:52:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:46,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:46,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:46,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:46,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:46,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:46,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:46,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:46,358 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:46,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:46,404 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:46,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:47,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:47,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:47,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:47,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:47,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:47,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:47,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:47,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:47,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:47,252 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:47,252 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:47,309 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:47,309 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 00:52:48,040 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 00:52:48,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:48,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:48,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:48,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:48,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:48,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:48,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:48,188 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:48,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:48,232 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:48,232 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 00:52:48,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:49,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:49,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:49,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:49,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:49,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:49,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:49,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:49,138 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:49,138 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 00:52:49,191 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:49,191 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 00:52:50,002 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 00:52:50,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:50,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:50,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:50,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:50,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:50,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:50,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:50,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:50,205 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:50,205 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 00:52:50,266 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:50,266 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 00:52:50,957 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 00:52:51,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:51,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:51,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:51,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:51,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:51,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:51,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:51,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:51,081 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:51,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:51,124 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:51,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:51,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:51,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:51,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:51,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:51,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:51,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:51,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:51,913 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:51,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:51,959 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:51,960 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:52,676 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 00:52:52,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:52,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:52,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:52,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:52,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:52,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:52,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:52,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:52,814 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:52,814 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 00:52:52,860 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:52,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:53,680 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 00:52:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:53,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:53,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:53,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:53,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:53,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:53,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:53,832 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:53,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:53,887 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:53,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:54,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:54,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:54,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:54,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:54,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:54,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:54,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:54,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:54,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:54,677 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:54,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:54,718 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:54,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:55,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:55,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:55,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:55,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:55,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:55,481 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:55,481 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 00:52:55,524 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:55,525 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:56,232 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 00:52:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:56,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:56,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:56,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:56,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:56,358 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:56,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:56,405 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:56,406 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 00:52:57,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:57,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:57,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:57,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:57,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:57,339 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:57,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:57,389 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:57,389 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 00:52:58,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:58,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:58,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:58,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:58,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:58,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:58,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:58,285 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:58,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:58,339 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:58,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:59,002 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 00:52:59,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:59,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:59,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:59,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:59,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:59,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:59,128 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:59,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:52:59,170 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:52:59,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:52:59,843 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 00:52:59,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:59,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:52:59,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:52:59,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:59,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:59,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:52:59,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:52:59,982 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:52:59,982 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 00:53:00,031 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:00,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:00,804 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 00:53:00,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:00,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:00,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:00,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:00,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:00,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:00,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:00,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:00,941 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:00,942 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 00:53:00,996 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:00,999 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 00:53:01,815 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 00:53:01,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:01,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:01,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:01,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:01,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:01,952 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:01,952 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 00:53:02,007 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:02,007 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 00:53:02,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:02,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:02,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:02,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:02,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:02,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:02,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:02,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:02,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:02,793 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:02,793 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 00:53:02,834 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:02,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:03,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:03,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:03,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:03,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:03,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:03,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:03,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:03,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:03,616 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:03,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:03,673 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:03,673 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:04,363 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 00:53:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:04,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:04,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:04,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:04,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:04,489 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:04,489 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 00:53:04,536 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:04,536 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 00:53:05,323 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 00:53:05,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:05,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:05,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:05,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:05,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:05,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:05,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:05,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:05,465 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:05,467 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 00:53:05,521 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:05,521 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 00:53:06,229 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 00:53:06,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:06,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:06,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:06,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:06,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:06,354 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:06,354 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 00:53:06,394 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:06,395 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 00:53:07,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:07,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:07,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:07,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:07,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:07,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:07,240 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:07,240 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 00:53:07,281 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:07,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:07,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:08,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:08,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:08,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:08,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:08,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:08,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:08,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:08,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:08,092 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:08,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:08,140 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:08,140 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:08,902 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 00:53:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:08,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:08,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:08,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:08,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:09,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:09,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:09,032 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:09,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:09,084 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:09,084 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 00:53:09,912 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 00:53:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:09,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:09,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:09,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:09,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:10,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:10,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:10,051 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:10,051 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 00:53:10,093 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:10,093 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:10,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:10,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:10,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:10,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:10,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:10,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:10,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:10,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:10,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:10,896 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:10,896 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 00:53:10,938 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:10,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:11,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:11,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:11,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:11,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:11,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:11,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:11,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:11,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:11,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:11,737 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:11,737 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 00:53:11,786 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:11,786 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 00:53:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:12,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:12,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:12,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:12,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:12,698 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:12,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:12,747 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:12,747 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 00:53:13,445 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 00:53:13,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:13,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:13,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:13,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:13,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:13,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:13,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:13,604 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:13,604 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 00:53:13,667 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:13,667 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 00:53:14,345 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 00:53:14,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:14,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:14,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:14,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:14,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:14,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:14,470 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:14,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:14,515 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:14,515 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 00:53:15,207 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 00:53:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:15,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:15,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:15,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:15,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:15,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:15,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:15,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:15,328 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:15,328 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 00:53:15,371 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:15,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:16,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:16,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:16,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:16,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:16,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:16,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:16,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:16,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:16,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:16,226 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:16,226 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 00:53:16,272 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:16,272 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 00:53:17,015 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 00:53:17,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:17,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:17,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:17,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:17,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:17,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:17,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:17,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:17,142 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:17,142 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 00:53:17,191 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:17,192 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 00:53:17,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:17,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:17,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:17,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:17,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:17,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:17,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:18,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:18,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:18,075 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:18,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:18,119 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:18,119 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 00:53:18,789 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 00:53:18,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:18,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:18,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:18,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:18,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:18,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:18,915 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:18,915 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 00:53:18,957 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:18,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:19,653 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 00:53:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:19,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:19,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:19,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:19,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:19,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:19,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:19,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:19,775 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:19,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:19,819 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:19,819 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 00:53:20,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:20,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:20,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:20,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:20,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:20,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:20,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:20,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:20,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:20,672 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:20,673 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 00:53:20,722 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:20,722 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 00:53:21,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:21,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:21,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:21,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:21,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:21,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:21,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:21,552 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:21,553 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:21,592 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:21,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:22,230 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 00:53:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:22,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:22,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:22,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:22,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:22,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:22,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:22,368 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:22,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:22,441 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:22,442 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 00:53:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:23,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:23,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:23,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:23,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:23,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:23,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:23,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:23,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:23,371 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:23,371 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 00:53:23,413 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:23,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:24,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:24,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:24,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:24,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:24,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:24,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:24,277 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:24,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:24,325 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:24,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:25,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:25,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:25,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:25,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:25,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:25,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:25,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:25,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:25,229 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:25,229 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 00:53:25,275 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:25,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:26,003 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 00:53:26,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:26,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:26,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:26,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:26,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:26,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:26,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:26,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:26,145 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:26,145 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 00:53:26,192 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:26,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:26,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:26,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:26,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:26,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:26,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:26,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:26,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:26,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:26,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:26,988 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:26,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:27,033 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:27,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:27,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:27,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:27,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:27,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:27,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:27,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:27,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:27,884 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:27,884 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 00:53:27,931 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:27,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:28,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:28,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:28,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:28,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:28,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:28,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:28,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:28,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:28,824 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:28,824 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:28,880 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:28,881 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 00:53:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:29,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:29,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:29,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:29,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:29,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:29,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:29,821 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:29,821 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 00:53:29,862 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:29,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:30,511 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 00:53:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:30,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:30,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:30,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:30,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:30,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:30,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:30,637 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:30,637 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 00:53:30,680 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:30,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:31,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:31,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:31,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:31,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:31,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:31,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:31,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:31,482 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:31,482 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 00:53:31,525 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:31,525 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:32,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:32,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:32,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:32,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:32,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:32,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:32,385 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:32,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:32,438 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:32,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:33,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:33,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:33,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:33,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:33,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:33,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:33,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:33,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:33,326 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:33,326 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 00:53:33,377 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:33,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:34,060 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 00:53:34,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:34,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:34,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:34,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:34,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:34,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:34,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:34,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:34,189 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:34,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:34,230 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:34,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:34,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:34,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:34,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:34,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:34,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:34,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:35,017 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:35,018 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 00:53:35,066 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:35,067 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 00:53:35,846 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 00:53:35,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:35,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:35,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:35,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:35,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:35,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:35,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:35,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:35,968 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:35,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:36,013 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:36,013 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 00:53:36,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:36,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:36,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:36,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:36,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:36,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:36,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:36,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:36,794 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:36,795 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 00:53:36,841 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:36,842 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 00:53:37,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:37,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:37,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:37,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:37,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:37,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:37,639 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:37,639 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 00:53:37,680 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:37,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:38,358 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 00:53:38,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:38,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:38,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:38,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:38,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:38,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:38,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:38,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:38,486 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:38,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:38,532 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:38,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:39,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:39,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:39,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:39,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:39,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:39,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:39,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:39,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:39,388 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:39,388 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 00:53:39,434 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:39,434 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 00:53:40,100 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 00:53:40,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:40,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:40,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:40,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:40,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:40,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:40,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:40,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:40,221 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:40,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:40,266 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:40,266 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 00:53:40,957 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 00:53:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:41,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:41,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:41,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:41,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:41,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:41,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:41,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:41,086 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:41,087 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 00:53:41,125 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:41,126 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 00:53:41,735 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 00:53:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:41,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:41,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:41,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:41,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:41,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:41,869 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:41,869 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 00:53:41,910 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:41,911 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 00:53:42,558 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 00:53:42,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:42,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:42,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:42,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:42,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:42,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:42,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:42,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:42,678 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:42,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:42,720 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:42,720 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 00:53:43,363 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 00:53:43,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:43,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:43,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:43,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:43,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:43,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:43,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:43,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:43,487 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:43,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:43,532 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:43,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:44,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:44,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:44,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:44,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:44,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:44,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:44,432 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:44,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:44,499 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:44,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:45,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:45,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:45,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:45,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:45,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:45,377 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:45,377 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 00:53:45,420 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:45,420 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 00:53:46,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:46,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:46,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:46,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:46,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:46,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:46,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:46,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:46,224 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:46,225 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 00:53:46,266 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:46,266 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 00:53:46,969 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 00:53:47,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:47,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:47,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:47,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:47,094 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:47,094 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 00:53:47,142 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:47,142 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 00:53:47,890 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 00:53:47,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:47,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:47,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:47,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:48,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:48,026 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:48,030 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 00:53:48,078 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:48,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:48,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:48,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:48,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:48,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:48,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:49,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:49,035 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:49,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:49,078 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:49,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:49,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:49,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:49,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:49,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:49,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:49,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:49,879 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:49,880 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 00:53:49,922 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:49,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:50,641 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 00:53:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:50,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:50,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:50,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:50,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:50,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:50,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:50,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:50,766 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:50,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:50,812 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:50,812 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 00:53:51,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:51,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:51,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:51,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:51,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:51,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:51,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:51,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:51,705 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:51,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:51,763 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:51,764 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 00:53:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:52,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:52,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:52,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:52,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:52,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:52,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:52,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:52,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:52,748 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:52,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:52,797 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:52,797 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 00:53:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:53,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:53,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:53,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:53,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:53,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:53,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:53,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:53,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:53,628 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:53,628 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 00:53:53,681 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:53,682 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:54,385 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 00:53:54,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:54,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:54,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:54,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:54,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:54,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:54,509 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:54,509 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 00:53:54,552 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:54,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:55,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:55,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:55,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:55,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:55,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:55,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:55,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:55,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:55,471 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:55,471 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 00:53:55,540 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:55,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:56,380 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 00:53:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:56,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:56,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:56,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:56,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:56,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:56,522 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:56,522 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 00:53:56,592 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:56,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:57,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:57,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:57,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:57,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:57,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:57,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:57,526 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:57,527 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:57,569 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:57,569 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 00:53:58,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:58,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:58,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:58,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:58,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:58,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:58,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:58,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:58,337 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:58,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:53:58,381 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:58,381 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:53:59,117 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 00:53:59,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:59,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:53:59,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:53:59,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:53:59,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:59,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:59,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:53:59,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:53:59,258 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:53:59,258 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 00:53:59,309 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:53:59,309 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 00:54:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:00,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:00,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:00,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:00,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:00,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:00,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:00,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:00,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:00,157 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:00,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:00,207 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:00,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:01,019 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 00:54:01,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:01,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:01,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:01,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:01,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:01,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:01,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:01,154 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:01,154 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 00:54:01,198 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:01,198 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 00:54:01,898 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 00:54:01,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:01,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:01,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:01,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:01,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:02,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:02,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:02,034 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:02,034 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 00:54:02,080 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:02,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:02,802 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 00:54:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:02,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:02,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:02,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:02,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:02,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:02,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:02,930 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:02,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:02,978 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:02,979 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 00:54:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:03,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:03,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:03,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:03,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:03,909 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:03,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:03,958 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:03,958 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:04,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:04,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:04,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:04,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:04,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:04,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:04,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:04,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:04,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:04,881 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:04,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:04,935 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:04,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:05,701 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 00:54:05,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:05,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:05,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:05,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:05,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:05,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:05,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:05,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:05,828 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:05,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:05,870 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:05,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:06,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:06,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:06,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:06,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:06,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:06,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:06,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:06,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:06,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:06,708 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:06,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:06,753 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:06,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:07,498 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 00:54:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:07,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:07,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:07,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:07,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:07,627 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:07,627 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 00:54:07,679 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:07,679 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 00:54:08,455 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 00:54:08,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:08,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:08,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:08,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:08,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:08,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:08,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:08,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:08,591 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:08,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:08,646 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:08,647 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 00:54:09,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:09,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:09,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:09,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:09,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:09,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:09,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:09,614 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:09,614 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 00:54:09,657 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:09,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:10,349 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 00:54:10,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:10,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:10,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:10,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:10,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:10,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:10,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:10,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:10,468 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:10,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:10,510 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:10,510 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 00:54:11,181 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 00:54:11,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:11,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:11,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:11,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:11,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:11,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:11,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:11,311 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:11,311 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 00:54:11,356 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:11,356 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 00:54:12,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:12,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:12,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:12,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:12,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:12,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:12,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:12,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:12,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:12,265 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:12,265 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 00:54:12,319 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:12,319 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 00:54:13,166 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 00:54:13,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:13,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:13,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:13,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:13,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:13,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:13,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:13,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:13,300 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:13,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:13,364 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:13,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:14,044 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 00:54:14,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:14,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:14,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:14,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:14,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:14,172 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:14,172 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 00:54:14,217 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:14,217 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 00:54:14,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:14,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:14,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:14,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:14,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:14,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:14,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:14,998 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:14,998 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 00:54:15,046 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:15,047 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 00:54:15,808 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 00:54:15,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:15,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:15,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:15,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:15,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:15,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:15,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:15,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:15,947 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:15,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:16,001 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:16,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:16,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:16,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:16,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:16,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:16,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:16,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:16,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:16,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:16,937 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:16,937 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 00:54:16,989 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:16,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:17,776 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 00:54:17,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:17,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:17,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:17,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:17,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:17,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:17,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:17,906 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:17,906 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 00:54:17,948 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:17,948 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 00:54:18,573 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 00:54:18,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:18,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:18,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:18,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:18,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:18,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:18,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:18,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:18,695 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:18,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:18,739 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:18,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:19,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:19,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:19,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:19,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:19,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:19,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:19,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:19,625 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:19,626 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 00:54:19,670 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:19,670 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:20,445 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 00:54:20,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:20,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:20,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:20,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:20,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:20,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:20,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:20,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:20,586 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:20,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:20,639 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:20,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:21,476 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 00:54:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:21,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:21,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:21,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:21,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:21,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:21,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:21,613 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:21,613 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 00:54:21,653 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:21,653 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:22,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:22,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:22,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:22,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:22,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:22,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:22,453 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:22,453 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 00:54:22,496 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:22,496 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 00:54:23,230 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 00:54:23,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:23,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:23,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:23,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:23,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:23,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:23,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:23,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:23,371 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:23,372 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 00:54:23,420 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:23,420 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 00:54:24,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:24,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:24,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:24,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:24,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:24,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:24,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:24,342 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 00:54:24,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:24,433 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:24,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:25,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:25,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:25,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:25,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:25,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:25,349 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:25,349 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:25,395 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:25,396 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 00:54:26,126 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 00:54:26,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:26,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:26,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:26,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:26,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:26,256 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:26,256 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 00:54:26,301 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:26,302 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 00:54:27,022 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 00:54:27,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:27,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:27,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:27,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:27,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:27,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:27,152 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:27,152 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 00:54:27,193 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:27,193 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 00:54:27,856 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 00:54:27,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:27,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:27,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:27,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:27,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:28,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:28,031 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:28,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:28,102 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:28,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:28,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:28,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:28,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:28,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:29,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:29,060 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:29,061 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 00:54:29,110 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:29,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:29,923 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 00:54:29,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:29,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:29,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:29,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:30,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:30,063 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:30,063 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:30,104 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:30,105 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 00:54:30,780 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 00:54:30,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:30,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:30,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:30,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:30,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:30,912 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:30,912 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 00:54:30,957 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:30,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:31,692 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 00:54:31,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:31,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:31,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:31,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:31,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:31,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:31,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:31,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:31,829 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:31,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:31,875 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:31,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:32,615 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 00:54:32,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:32,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:32,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:32,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:32,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:32,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:32,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:32,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:32,739 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:32,739 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 00:54:32,786 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:32,786 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 00:54:33,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:33,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:33,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:33,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:33,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:33,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:33,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:33,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:33,713 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:33,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:33,773 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:33,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:34,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:34,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:34,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:34,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:34,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:34,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:34,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:34,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:34,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:34,598 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:34,598 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 00:54:34,648 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:34,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:35,353 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 00:54:35,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:35,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:35,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:35,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:35,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:35,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:35,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:35,483 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:35,483 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 00:54:35,528 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:35,528 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:36,265 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 00:54:36,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:36,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:36,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:36,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:36,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:36,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:36,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:36,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:36,396 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:36,396 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:36,447 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:36,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:37,215 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 00:54:37,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:37,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:37,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:37,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:37,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:37,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:37,343 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:37,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:37,393 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:37,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:38,137 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 00:54:38,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:38,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:38,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:38,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:38,190 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 00:54:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:38,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:38,273 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:38,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:38,320 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:38,320 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:39,024 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 00:54:39,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:39,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:39,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:39,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:39,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:39,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:39,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:39,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:39,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:39,151 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:39,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:39,194 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:39,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:39,893 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 00:54:39,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:39,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:39,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:39,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:39,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:39,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:39,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:40,010 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:40,011 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 00:54:40,056 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:40,056 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 00:54:40,747 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 00:54:40,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:40,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:40,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:40,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:40,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:40,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:40,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:40,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:40,867 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:40,867 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 00:54:40,913 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:40,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:41,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:41,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:41,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:41,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:41,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:41,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:41,846 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:41,846 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 00:54:41,889 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:41,889 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:42,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:42,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:42,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:42,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:42,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:42,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:42,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:42,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:42,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:42,692 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:42,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:42,737 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:42,737 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 00:54:43,482 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 00:54:43,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:43,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:43,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:43,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:43,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:43,615 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:43,615 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 00:54:43,659 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:43,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:44,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:44,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:44,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:44,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:44,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:44,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:44,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:44,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:44,556 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:44,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:44,606 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:44,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:45,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:45,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:45,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:45,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:45,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:45,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:45,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:45,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:45,539 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:45,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:45,595 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:45,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:46,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:46,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:46,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:46,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:46,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:46,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:46,430 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:46,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:46,474 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:46,474 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 00:54:47,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:47,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:47,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:47,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:47,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:47,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:47,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:47,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:47,350 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:47,350 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 00:54:47,404 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:47,404 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 00:54:48,177 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 00:54:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:48,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:48,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:48,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:48,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:48,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:48,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:48,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:48,312 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:48,312 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 00:54:48,370 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:48,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:49,215 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 00:54:49,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:49,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:49,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:49,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:49,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:49,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:49,341 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:49,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:49,389 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:49,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:50,227 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 00:54:50,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:50,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:50,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:50,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:50,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:50,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:50,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:50,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:50,357 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:50,357 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 00:54:50,398 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:50,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:51,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:51,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:51,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:51,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:51,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:51,215 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:51,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:51,261 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:51,261 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:52,008 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 00:54:52,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:52,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:52,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:52,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:52,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:52,138 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:52,138 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 00:54:52,183 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:52,183 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 00:54:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:52,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:52,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:52,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:52,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:53,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:53,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:53,048 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:53,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:53,100 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:53,100 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:53,917 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 00:54:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:53,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:53,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:54,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:54,065 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:54,066 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 00:54:54,118 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:54,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:54,836 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 00:54:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:54,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:54,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:54,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:54,971 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:54,971 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 00:54:55,017 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:55,017 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 00:54:55,745 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 00:54:55,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:55,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:55,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:55,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:55,872 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:55,872 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 00:54:55,917 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:55,917 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 00:54:56,596 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 00:54:56,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:56,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:56,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:56,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:56,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:56,716 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:56,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:56,760 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:56,761 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 00:54:57,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:57,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:57,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:57,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:57,599 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:57,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:57,644 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:57,645 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:54:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:58,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:58,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:58,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:58,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:58,564 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:58,565 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 00:54:58,610 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:58,611 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 00:54:59,311 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 00:54:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:54:59,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:54:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:59,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:54:59,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:54:59,436 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:54:59,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:54:59,479 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:54:59,479 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 00:55:00,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:00,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:00,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:00,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:00,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:00,258 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:00,258 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 00:55:00,301 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:00,302 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 00:55:01,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:01,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:01,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:01,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:01,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:01,147 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:01,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:01,200 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:01,200 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 00:55:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:02,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:02,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:02,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:02,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:02,216 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:02,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:02,261 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:02,261 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:02,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:03,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:03,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:03,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:03,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:03,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:03,095 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:03,095 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 00:55:03,138 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:03,138 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 00:55:03,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:03,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:03,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:03,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:03,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:03,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:03,986 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:03,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:04,032 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:04,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:04,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:04,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:04,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:04,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:04,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:04,911 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:04,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:04,969 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:04,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:05,788 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 00:55:05,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:05,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:05,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:05,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:05,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:05,924 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:05,924 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 00:55:05,980 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:05,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:06,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:06,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:06,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:06,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:06,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:06,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:06,813 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:06,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:06,854 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:06,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:07,567 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 00:55:07,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:07,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:07,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:07,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:07,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:07,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:07,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:07,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:07,694 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:07,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:07,740 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:07,741 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:08,504 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 00:55:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:08,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:08,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:08,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:08,640 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:08,641 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 00:55:08,692 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:08,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:09,501 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 00:55:09,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:09,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:09,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:09,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:09,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:09,646 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:09,646 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 00:55:09,700 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:09,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:10,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:10,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:10,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:10,644 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:10,644 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 00:55:10,688 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:10,689 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 00:55:11,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:11,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:11,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:11,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:11,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:11,508 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:11,508 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 00:55:11,552 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:11,553 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 00:55:12,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:12,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:12,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:12,473 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:12,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:12,554 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:12,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:13,436 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 00:55:13,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:13,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:13,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:13,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:13,571 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:13,571 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 00:55:13,617 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:13,617 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 00:55:14,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:14,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:14,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:14,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:14,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:14,517 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:14,517 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 00:55:14,562 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:14,562 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 00:55:15,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:15,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:15,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:15,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:15,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:15,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:15,338 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:15,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:15,382 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:15,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:16,107 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 00:55:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:16,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:16,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:16,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:16,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:16,238 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:16,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:16,285 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:16,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:17,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:17,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:17,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:17,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:17,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:17,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:17,127 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:17,127 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:17,170 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:17,171 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 00:55:17,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:18,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:18,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:18,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:18,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:18,125 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:18,125 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 00:55:18,171 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:18,171 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 00:55:18,925 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 00:55:18,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:18,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:18,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:18,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:19,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:19,077 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:19,077 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 00:55:19,123 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:19,123 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 00:55:19,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:19,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:19,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:19,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:19,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:19,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:19,975 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:19,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:20,018 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:20,018 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:20,742 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 00:55:20,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:20,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:20,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:20,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:20,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:20,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:20,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:20,871 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:20,872 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 00:55:20,919 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:20,920 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:21,695 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 00:55:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:21,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:21,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:21,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:21,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:21,824 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:21,824 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:21,889 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:21,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:22,735 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 00:55:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:22,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:22,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:22,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:22,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:22,875 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:22,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:22,917 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:22,917 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 00:55:23,627 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 00:55:23,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:23,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:23,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:23,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:23,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:23,765 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:23,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:23,806 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:23,806 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 00:55:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:24,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:24,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:24,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:24,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:24,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:24,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:24,618 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:24,619 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 00:55:24,665 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:24,665 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 00:55:25,431 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 00:55:25,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:25,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:25,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:25,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:25,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:25,573 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:25,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:25,623 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:25,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:26,439 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 00:55:26,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:26,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:26,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:26,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:26,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:26,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:26,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:26,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:26,577 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:26,577 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:26,628 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:26,629 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 00:55:27,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:27,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:27,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:27,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:27,479 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:27,479 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 00:55:27,521 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:27,521 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 00:55:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:28,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:28,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:28,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:28,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:28,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:28,350 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:28,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:28,400 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:28,400 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 00:55:29,090 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 00:55:29,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:29,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:29,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:29,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:29,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:29,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:29,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:29,211 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:29,211 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:29,256 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:29,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:30,067 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 00:55:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:30,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:30,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:30,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:30,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:30,197 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:30,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:30,247 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:30,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:31,084 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 00:55:31,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:31,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:31,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:31,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:31,210 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:31,210 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 00:55:31,250 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:31,251 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 00:55:31,946 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 00:55:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:31,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:31,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:32,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:32,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:32,075 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:32,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:32,119 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:32,119 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 00:55:32,876 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 00:55:32,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:32,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:32,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:32,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:32,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:32,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:32,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:32,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:33,013 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:33,013 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 00:55:33,064 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:33,064 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 00:55:33,917 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 00:55:33,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:33,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:33,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:33,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:34,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:34,055 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:34,055 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 00:55:34,107 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:34,108 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 00:55:34,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:34,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:34,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:34,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:35,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:35,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:35,071 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:35,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:35,123 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:35,123 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 00:55:35,801 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 00:55:35,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:35,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:35,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:35,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:35,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:35,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:35,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:35,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:35,923 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:35,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:35,964 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:35,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:36,639 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 00:55:36,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:36,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:36,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:36,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:36,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:36,773 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:36,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:36,819 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:36,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:37,605 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 00:55:37,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:37,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:37,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:37,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:37,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:37,745 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:37,745 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 00:55:37,797 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:37,797 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 00:55:38,567 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 00:55:38,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:38,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:38,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:38,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:38,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:38,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:38,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:38,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:38,694 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:38,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:38,744 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:38,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:39,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:39,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:39,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:39,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:39,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:39,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:39,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:39,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:39,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:39,660 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:39,660 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 00:55:39,704 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:39,704 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 00:55:40,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:40,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:40,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:40,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:40,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:40,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:40,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:40,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:40,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:40,554 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:40,554 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 00:55:40,595 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:40,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:41,318 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 00:55:41,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:41,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:41,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:41,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:41,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:41,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:41,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:41,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:41,458 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:41,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:41,528 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:41,528 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:42,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:42,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:42,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:42,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:42,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:42,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:42,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:42,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:42,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:42,415 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:42,415 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 00:55:42,464 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:42,465 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 00:55:43,229 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 00:55:43,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:43,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:43,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:43,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:43,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:43,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:43,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:43,361 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:43,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:43,399 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:43,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:44,075 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 00:55:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:44,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:44,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:44,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:44,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:44,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:44,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:44,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:44,209 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:44,209 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 00:55:44,254 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:44,255 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 00:55:45,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:45,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:45,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:45,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:45,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:45,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:45,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:45,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:45,129 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:45,129 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 00:55:45,172 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:45,172 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 00:55:45,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:45,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:45,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:45,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:45,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:45,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:45,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:45,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:46,013 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:46,013 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 00:55:46,063 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:46,064 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 00:55:46,894 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 00:55:46,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:46,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:46,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:46,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:47,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:47,026 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:47,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:47,076 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:47,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:47,808 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 00:55:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:47,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:47,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:47,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:47,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:47,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:47,929 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:47,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:47,970 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:47,970 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 00:55:48,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:48,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:48,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:48,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:48,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:48,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:48,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:48,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:48,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:48,765 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:48,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:48,807 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:48,807 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 00:55:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:49,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:49,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:49,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:49,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:49,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:49,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:49,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:49,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:49,633 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:49,633 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 00:55:49,676 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:49,676 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 00:55:50,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:50,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:50,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:50,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:50,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:50,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:50,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:50,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:50,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:50,611 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:50,611 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 00:55:50,662 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:50,662 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 00:55:51,507 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 00:55:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:51,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:51,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:51,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:51,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:51,626 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:51,626 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 00:55:51,666 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:51,666 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 00:55:52,363 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 00:55:52,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:52,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:52,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:52,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:52,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:52,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:52,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:52,497 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:52,497 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 00:55:52,540 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:52,540 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 00:55:53,302 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 00:55:53,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:53,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:53,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:53,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:53,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:53,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:53,444 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:53,444 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 00:55:53,497 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:53,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:54,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:54,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:54,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:54,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:54,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:54,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:54,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:54,478 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:54,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:54,531 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:54,531 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 00:55:55,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:55,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:55,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:55,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:55,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:55,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:55,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:55,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:55,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:55,559 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:55,560 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 00:55:55,625 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:55,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:56,358 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 00:55:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:56,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:56,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:56,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:56,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:56,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:56,495 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:56,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:56,540 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:56,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:55:57,328 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 00:55:57,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:57,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:57,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:57,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:57,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:57,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:57,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:57,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:57,466 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:57,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:57,514 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:57,515 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 00:55:58,335 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 00:55:58,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:58,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:58,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:58,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:58,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:58,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:58,482 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:58,483 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 00:55:58,538 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:58,538 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 00:55:59,403 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 00:55:59,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:59,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:55:59,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:55:59,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:55:59,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:59,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:59,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:59,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:59,538 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:55:59,539 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:55:59,592 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:55:59,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:00,353 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 00:56:00,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:00,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:00,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:00,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:00,485 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:00,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:00,526 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:00,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:01,224 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 00:56:01,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:01,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:01,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:01,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:01,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:01,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:01,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:01,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:01,365 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:01,365 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 00:56:01,413 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:01,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:02,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:02,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:02,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:02,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:02,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:02,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:02,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:02,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:02,350 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:02,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:02,398 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:02,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:03,202 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 00:56:03,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:03,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:03,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:03,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:03,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:03,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:03,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:03,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:03,336 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:03,336 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:03,386 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:03,386 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 00:56:04,291 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 00:56:04,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:04,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:04,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:04,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:04,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:04,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:04,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:04,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:04,436 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:04,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:04,475 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:04,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:05,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:05,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:05,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:05,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:05,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:05,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:05,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:05,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:05,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:05,312 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:05,312 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 00:56:05,355 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:05,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:06,072 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 00:56:06,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:06,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:06,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:06,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:06,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:06,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:06,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:06,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:06,202 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:06,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:06,247 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:06,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:07,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:07,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:07,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:07,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:07,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:07,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:07,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:07,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:07,172 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:07,172 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 00:56:07,225 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:07,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:08,075 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 00:56:08,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:08,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:08,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:08,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:08,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:08,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:08,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:08,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:08,222 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:08,222 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 00:56:08,277 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:08,277 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 00:56:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:09,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:09,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:09,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:09,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:09,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:09,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:09,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:09,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:09,225 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:09,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:09,270 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:09,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:10,012 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 00:56:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:10,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:10,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:10,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:10,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:10,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:10,158 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:10,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:10,207 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:10,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:11,003 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 00:56:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:11,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:11,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:11,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:11,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:11,139 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:11,139 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 00:56:11,190 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:11,190 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 00:56:11,993 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 00:56:12,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:12,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:12,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:12,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:12,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:12,141 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:12,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:12,196 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:12,197 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 00:56:13,070 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 00:56:13,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:13,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:13,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:13,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:13,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:13,204 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:13,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:13,246 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:13,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:13,987 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 00:56:14,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:14,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:14,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:14,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:14,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:14,123 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:14,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:14,167 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:14,168 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 00:56:14,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:14,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:14,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:14,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:15,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:15,069 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:15,069 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 00:56:15,119 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:15,119 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 00:56:15,963 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 00:56:16,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:16,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:16,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:16,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:16,116 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:16,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:16,175 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:16,175 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 00:56:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:17,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:17,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:17,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:17,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:17,212 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:17,213 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 00:56:17,288 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:17,289 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 00:56:18,113 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 00:56:18,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:18,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:18,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:18,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:18,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:18,270 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:18,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:18,316 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:18,316 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 00:56:19,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:19,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:19,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:19,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:19,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:19,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:19,230 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:19,231 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 00:56:19,282 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:19,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:20,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:20,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:20,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:20,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:20,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:20,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:20,226 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:20,226 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 00:56:20,281 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:20,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:21,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:21,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:21,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:21,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:21,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:21,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:21,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:21,262 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:21,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:21,312 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:21,312 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 00:56:22,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:22,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:22,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:22,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:22,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:22,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:22,264 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:22,265 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 00:56:22,312 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:22,313 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:23,098 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 00:56:23,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:23,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:23,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:23,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:23,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:23,246 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:23,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:23,298 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:23,299 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 00:56:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:24,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:24,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:24,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:24,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:24,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:24,286 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:24,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:24,341 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:24,342 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 00:56:25,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:25,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:25,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:25,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:25,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:25,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:25,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:25,291 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:25,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:25,346 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:25,346 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 00:56:26,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:26,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:26,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:26,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:26,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:26,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:26,390 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:26,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:26,439 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:26,439 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:27,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:27,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:27,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:27,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:27,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:27,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:27,367 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:27,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:27,411 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:27,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:28,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:28,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:28,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:28,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:28,323 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:28,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:28,369 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:28,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:29,142 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 00:56:29,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:29,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:29,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:29,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:29,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:29,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:29,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:29,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:29,280 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:29,280 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 00:56:29,332 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:29,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:30,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:30,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:30,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:30,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:30,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:30,335 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:30,336 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:30,394 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:30,394 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 00:56:31,142 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 00:56:31,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:31,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:31,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:31,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:31,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:31,289 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:31,289 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 00:56:31,338 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:31,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:32,112 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 00:56:32,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:32,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:32,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:32,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:32,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:32,257 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:32,257 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 00:56:32,308 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:32,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:33,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:33,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:33,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:33,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:33,232 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:33,233 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:33,283 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:33,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:34,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:34,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:34,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:34,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:34,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:34,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:34,310 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:34,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:34,363 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:34,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:35,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:35,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:35,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:35,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:35,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:35,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:35,364 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:35,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:35,419 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:35,419 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 00:56:36,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:36,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:36,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:36,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:36,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:36,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:36,305 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:36,305 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:36,351 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:36,352 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 00:56:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:37,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:37,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:37,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:37,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:37,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:37,281 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:37,281 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 00:56:37,325 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:37,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:38,084 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 00:56:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:38,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:38,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:38,210 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:38,210 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 00:56:38,254 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:38,255 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 00:56:39,019 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 00:56:39,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:39,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:39,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:39,143 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:39,143 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 00:56:39,200 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:39,201 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 00:56:39,864 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 00:56:39,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:39,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:39,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:39,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:39,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:39,986 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:39,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:40,027 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:40,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:40,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:40,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:40,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:40,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:40,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:40,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:40,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:40,981 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:40,982 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 00:56:41,036 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:41,036 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 00:56:41,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:41,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:41,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:41,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:41,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:41,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:42,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:42,036 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:42,037 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 00:56:42,088 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:42,088 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 00:56:42,962 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 00:56:43,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:43,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:43,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:43,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:43,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:43,115 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:43,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:43,173 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:43,173 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 00:56:43,993 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 00:56:44,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:44,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:44,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:44,128 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:44,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:44,175 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:44,175 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 00:56:44,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:45,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:45,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:45,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:45,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:45,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:45,101 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:45,101 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 00:56:45,151 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:45,151 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 00:56:45,980 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 00:56:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:46,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:46,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:46,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:46,154 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:46,154 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 00:56:46,218 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:46,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:47,100 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 00:56:47,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:47,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:47,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:47,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:47,245 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:47,245 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 00:56:47,298 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:47,298 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 00:56:48,182 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 00:56:48,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:48,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:48,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:48,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:48,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:48,344 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:48,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:48,391 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:48,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:49,114 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 00:56:49,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:49,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:49,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:49,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:49,253 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:49,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:49,303 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:49,303 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 00:56:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:50,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:50,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:50,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:50,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:50,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:50,241 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:50,241 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:50,293 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:50,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:51,094 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 00:56:51,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:51,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:51,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:51,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:51,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:51,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:51,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:51,229 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:51,229 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 00:56:51,280 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:51,280 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 00:56:52,127 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 00:56:52,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:52,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:52,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:52,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:52,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:52,275 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:52,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:52,332 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:52,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:53,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:53,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:53,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:53,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:53,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:53,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:53,242 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:53,243 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 00:56:53,288 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:53,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:54,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:54,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:54,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:54,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:54,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:54,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:54,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:54,175 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:54,175 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:54,223 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:54,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:55,067 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 00:56:55,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:55,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:55,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:55,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:55,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:55,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:55,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:55,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:55,225 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:55,226 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 00:56:55,277 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:55,277 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 00:56:56,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:56,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:56,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:56,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:56,324 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:56,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:56,387 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:56,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:57,286 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 00:56:57,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:57,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:57,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:57,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:57,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:57,427 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:57,427 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 00:56:57,472 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:57,473 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 00:56:58,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:58,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:58,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:58,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:58,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:58,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:58,353 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:58,353 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 00:56:58,399 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:58,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:59,182 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 00:56:59,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:59,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:56:59,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:56:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:59,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:59,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:59,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:59,331 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:59,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:59,383 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:59,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:00,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:00,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:00,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:00,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:00,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:00,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:00,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:00,411 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:00,411 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 00:57:00,457 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:00,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:01,345 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 00:57:01,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:01,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:01,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:01,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:01,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:01,516 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:01,516 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 00:57:01,564 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:01,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:02,323 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 00:57:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:02,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:02,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:02,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:02,457 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:02,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:02,505 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:02,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:03,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:03,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:03,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:03,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:03,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:03,384 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:03,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:03,427 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:03,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:04,262 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 00:57:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:04,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:04,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:04,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:04,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:04,397 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:04,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:04,450 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:04,451 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 00:57:05,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:05,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:05,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:05,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:05,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:05,523 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:05,524 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 00:57:05,597 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:05,597 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 00:57:06,448 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 00:57:06,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:06,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:06,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:06,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:06,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:06,593 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:06,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:06,641 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:06,641 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 00:57:07,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:07,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:07,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:07,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:07,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:07,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:07,589 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:07,589 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 00:57:07,638 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:07,638 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 00:57:08,465 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 00:57:08,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:08,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:08,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:08,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:08,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:08,607 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:08,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:08,662 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:08,663 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 00:57:09,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:09,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:09,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:09,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:09,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:09,721 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:09,722 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 00:57:09,778 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:09,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:10,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:10,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:10,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:10,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:10,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:10,838 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:10,838 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 00:57:10,880 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:10,880 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:11,672 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 00:57:11,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:11,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:11,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:11,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:11,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:11,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:11,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:11,824 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:11,824 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:11,875 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:11,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:12,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:12,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:12,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:12,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:12,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:12,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:12,870 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:12,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:12,921 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:12,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:13,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:13,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:13,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:13,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:13,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:13,919 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:13,919 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 00:57:13,972 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:13,972 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 00:57:14,841 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 00:57:14,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:14,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:14,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:14,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:14,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:15,001 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:15,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:15,054 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:15,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:15,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:15,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:15,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:15,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:15,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:15,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:16,005 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:16,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:16,053 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:16,053 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 00:57:16,846 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 00:57:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:16,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:16,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:16,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:16,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:16,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:16,992 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:16,992 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 00:57:17,045 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:17,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:17,885 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 00:57:17,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:17,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:17,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:17,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:18,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:18,021 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:18,021 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 00:57:18,074 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:18,074 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:18,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:19,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:19,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:19,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:19,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:19,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:19,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:19,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:19,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:19,125 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:19,125 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 00:57:19,183 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:19,183 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 00:57:20,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:20,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:20,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:20,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:20,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:20,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:20,253 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:20,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:20,296 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:20,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:21,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:21,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:21,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:21,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:21,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:21,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:21,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:21,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:21,165 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:21,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:21,213 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:21,213 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 00:57:22,039 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 00:57:22,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:22,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:22,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:22,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:22,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:22,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:22,196 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:22,196 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 00:57:22,250 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:22,250 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 00:57:23,089 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 00:57:23,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:23,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:23,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:23,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:23,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:23,236 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:23,236 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 00:57:23,290 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:23,290 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 00:57:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:24,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:24,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:24,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:24,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:24,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:24,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:24,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:24,385 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:24,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:24,428 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:24,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:25,177 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 00:57:25,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:25,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:25,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:25,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:25,305 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:25,305 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:25,349 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:25,349 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 00:57:26,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:26,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:26,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:26,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:26,298 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:26,298 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 00:57:26,346 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:26,347 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 00:57:27,191 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 00:57:27,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:27,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:27,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:27,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:27,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:27,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:27,340 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:27,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:27,394 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:27,394 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 00:57:28,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:28,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:28,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:28,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:28,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:28,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:28,401 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:28,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:28,456 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:28,457 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 00:57:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:29,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:29,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:29,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:29,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:29,401 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:29,401 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 00:57:29,452 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:29,452 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 00:57:30,271 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 00:57:30,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:30,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:30,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:30,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:30,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:30,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:30,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:30,419 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:30,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:30,487 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:30,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:31,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:31,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:31,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:31,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:31,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:31,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:31,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:31,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:31,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:31,433 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:31,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:31,479 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:31,479 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 00:57:32,260 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 00:57:32,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:32,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:32,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:32,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:32,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:32,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:32,395 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:32,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:32,444 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:32,445 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 00:57:33,324 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 00:57:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:33,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:33,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:33,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:33,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:33,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:33,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:33,459 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:33,460 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 00:57:33,500 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:33,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:34,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:34,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:34,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:34,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:34,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:34,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:34,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:34,403 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:34,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:34,456 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:34,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:35,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:35,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:35,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:35,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:35,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:35,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:35,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:35,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:35,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:35,405 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:35,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:35,450 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:35,450 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 00:57:36,281 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 00:57:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:36,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:36,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:36,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:36,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:36,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:36,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:36,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:36,412 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:36,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:36,459 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:36,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:37,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:37,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:37,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:37,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:37,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:37,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:37,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:37,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:37,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:37,472 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:37,472 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:37,527 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:37,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:38,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:38,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:38,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:38,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:38,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:38,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:38,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:38,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:38,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:38,482 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:38,482 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 00:57:38,531 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:38,531 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 00:57:39,262 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 00:57:39,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:39,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:39,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:39,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:39,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:39,390 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:39,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:39,434 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:39,434 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 00:57:40,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:40,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:40,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:40,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:40,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:40,439 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:40,440 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 00:57:40,493 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:40,493 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 00:57:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:41,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:41,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:41,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:41,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:41,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:41,543 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:41,543 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:41,609 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:41,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:42,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:42,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:42,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:42,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:42,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:42,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:42,608 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:42,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:42,650 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:42,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:43,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:43,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:43,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:43,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:43,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:43,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:43,523 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:43,524 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 00:57:43,572 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:43,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:44,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:44,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:44,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:44,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:44,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:44,448 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:44,448 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 00:57:44,490 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:44,490 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 00:57:45,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:45,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:45,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:45,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:45,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:45,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:45,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:45,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:45,321 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:45,321 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 00:57:45,365 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:45,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:46,072 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 00:57:46,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:46,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:46,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:46,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:46,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:46,204 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:46,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:46,242 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:46,242 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 00:57:46,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:46,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:46,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:46,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:46,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:46,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:46,972 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:46,972 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 00:57:47,011 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:47,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:47,663 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 00:57:47,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:47,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:47,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:47,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:47,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:47,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:47,783 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:47,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:47,825 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:47,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:48,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:48,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:48,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:48,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:48,596 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:48,596 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 00:57:48,640 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:48,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:49,293 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 00:57:49,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:49,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:49,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:49,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:49,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:49,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:49,428 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:49,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:49,471 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:49,471 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 00:57:50,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:50,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:50,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:50,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:50,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:50,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:50,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:50,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:50,215 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:50,215 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 00:57:50,253 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:50,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:50,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:50,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:50,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:50,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:50,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:50,979 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:50,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:51,019 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:51,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:51,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:51,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:51,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:51,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:51,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:51,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:51,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:51,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:51,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:51,789 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:51,789 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 00:57:51,842 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:51,842 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 00:57:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:52,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:52,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:52,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:52,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:52,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:52,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:52,611 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:52,612 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:52,654 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:52,654 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 00:57:53,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:53,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:53,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:53,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:53,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:53,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:53,433 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:53,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:53,471 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:53,471 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 00:57:54,084 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 00:57:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:54,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:54,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:54,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:54,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:54,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:54,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:54,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:54,203 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:54,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:54,243 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:54,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:54,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:54,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:54,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:54,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:54,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:54,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:54,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:54,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:54,977 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:54,978 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 00:57:55,018 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:55,018 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:55,642 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 00:57:55,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:55,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:55,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:55,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:55,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:55,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:55,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:55,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:55,761 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:55,761 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 00:57:55,802 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:55,803 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 00:57:56,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:56,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:56,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:56,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:56,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:56,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:56,566 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:56,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:56,610 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:56,610 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 00:57:57,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:57,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:57,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:57,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:57,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:57,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:57,355 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:57,355 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 00:57:57,394 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:57,394 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 00:57:57,991 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 00:57:58,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:58,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:58,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:58,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:58,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:58,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:58,110 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:58,110 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 00:57:58,150 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:58,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:58,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:58,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:58,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:58,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:58,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:58,900 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:58,900 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 00:57:58,941 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:58,941 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:59,620 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 00:57:59,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:57:59,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:57:59,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:59,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:59,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:59,745 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:59,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:59,790 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:59,790 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 00:58:00,532 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 00:58:00,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:00,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:00,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:00,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:00,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:00,655 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:00,655 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 00:58:00,695 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:00,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:01,366 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 00:58:01,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:01,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:01,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:01,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:01,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:01,490 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:01,490 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:01,532 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:01,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:02,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:02,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:02,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:02,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:02,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:02,360 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:02,360 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 00:58:02,404 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:02,404 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 00:58:03,142 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 00:58:03,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:03,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:03,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:03,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:03,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:03,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:03,268 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:03,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:03,314 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:03,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:04,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:04,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:04,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:04,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:04,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:04,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:04,212 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:04,213 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 00:58:04,251 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:04,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:04,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:04,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:04,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:04,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:04,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:05,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:05,043 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:05,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:05,084 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:05,084 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 00:58:05,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:05,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:05,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:05,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:05,879 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:05,879 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 00:58:05,921 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:05,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:06,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:06,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:06,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:06,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:06,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:06,773 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:06,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:06,818 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:06,818 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:07,558 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 00:58:07,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:07,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:07,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:07,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:07,684 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:07,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:07,729 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:07,730 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:08,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:08,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:08,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:08,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:08,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:08,537 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:08,538 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 00:58:08,578 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:08,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:09,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:09,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:09,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:09,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:09,375 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:09,375 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 00:58:09,416 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:09,417 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 00:58:10,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:10,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:10,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:10,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:10,246 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:10,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:10,291 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:10,291 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 00:58:11,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:11,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:11,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:11,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:11,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:11,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:11,129 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:11,129 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 00:58:11,173 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:11,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:11,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:11,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:11,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:11,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:11,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:11,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:11,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:12,014 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:12,014 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 00:58:12,054 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:12,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:12,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:12,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:12,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:12,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:12,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:12,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:12,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:12,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:12,822 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:12,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:12,863 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:12,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:13,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:13,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:13,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:13,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:13,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:13,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:13,705 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:13,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:13,747 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:13,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:14,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:14,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:14,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:14,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:14,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:14,581 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:14,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:14,625 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:14,625 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 00:58:15,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:15,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:15,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:15,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:15,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:15,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:15,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:15,465 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:15,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:15,511 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:15,511 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 00:58:16,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:16,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:16,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:16,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:16,316 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:16,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:16,356 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:16,356 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 00:58:17,040 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 00:58:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:17,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:17,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:17,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:17,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:17,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:17,164 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:17,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:17,208 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:17,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:17,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:17,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:17,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:17,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:17,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:17,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:17,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:17,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:17,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:18,009 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:18,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:18,051 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:18,051 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 00:58:18,793 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 00:58:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:18,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:18,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:18,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:18,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:18,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:18,920 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:18,920 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 00:58:18,967 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:18,967 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 00:58:19,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:19,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:19,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:19,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:19,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:19,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:19,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:19,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:19,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:19,796 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:19,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:19,835 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:19,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:20,516 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 00:58:20,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:20,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:20,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:20,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:20,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:20,638 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:20,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:20,678 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:20,678 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:21,323 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 00:58:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:21,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:21,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:21,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:21,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:21,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:21,445 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:21,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:21,488 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:21,488 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 00:58:22,200 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 00:58:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:22,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:22,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:22,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:22,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:22,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:22,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:22,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:22,322 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:22,322 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 00:58:22,364 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:22,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:23,075 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 00:58:23,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:23,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:23,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:23,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:23,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:23,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:23,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:23,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:23,230 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:23,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:23,269 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:23,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:23,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:23,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:23,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:23,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:23,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:23,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:23,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:24,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:24,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:24,050 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:24,050 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 00:58:24,090 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:24,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:24,741 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 00:58:24,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:24,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:24,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:24,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:24,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:24,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:24,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:24,865 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:24,865 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 00:58:24,908 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:24,908 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 00:58:25,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:25,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:25,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:25,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:25,727 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:25,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:25,770 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:25,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:26,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:26,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:26,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:26,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:26,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:26,607 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:26,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:26,652 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:26,652 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 00:58:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:27,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:27,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:27,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:27,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:27,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:27,460 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:27,460 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 00:58:27,499 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:27,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:28,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:28,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:28,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:28,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:28,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:28,267 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:28,267 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:28,308 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:28,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:29,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:29,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:29,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:29,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:29,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:29,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:29,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:29,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:29,160 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:29,160 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 00:58:29,207 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:29,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:29,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:29,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:29,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:29,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:29,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:29,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:29,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:29,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:30,007 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:30,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:30,053 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:30,053 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 00:58:30,789 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 00:58:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:30,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:30,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:30,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:30,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:30,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:30,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:30,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:30,911 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:30,911 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:30,949 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:30,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:31,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:31,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:31,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:31,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:31,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:31,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:31,698 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:31,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:31,753 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:31,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:32,463 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 00:58:32,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:32,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:32,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:32,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:32,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:32,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:32,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:32,586 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:32,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:32,628 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:32,628 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:33,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:33,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:33,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:33,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:33,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:33,412 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:33,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:33,455 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:33,455 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 00:58:34,192 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 00:58:34,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:34,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:34,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:34,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:34,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:34,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:34,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:34,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:34,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:34,315 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:34,315 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 00:58:34,359 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:34,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:35,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:35,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:35,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:35,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:35,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:35,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:35,136 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:35,136 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 00:58:35,176 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:35,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:35,830 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 00:58:35,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:35,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:35,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:35,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:35,951 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:35,951 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:35,992 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:35,992 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 00:58:36,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:36,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:36,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:36,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:36,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:36,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:36,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:36,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:36,802 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:36,802 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 00:58:36,845 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:36,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:37,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:37,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:37,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:37,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:37,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:37,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:37,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:37,669 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:37,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:37,713 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:37,713 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 00:58:38,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:38,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:38,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:38,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:38,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:38,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:38,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:38,541 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:38,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:38,580 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:38,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:39,213 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 00:58:39,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:39,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:39,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:39,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:39,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:39,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:39,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:39,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:39,336 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:39,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:39,377 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:39,377 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:40,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:40,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:40,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:40,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:40,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:40,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:40,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:40,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:40,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:40,178 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:40,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:40,222 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:40,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:40,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:40,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:40,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:40,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:40,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:40,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:40,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:41,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:41,080 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:41,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:41,125 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:41,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:41,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:41,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:41,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:41,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:41,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:41,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:41,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:41,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:41,959 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:41,960 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 00:58:41,997 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:41,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:42,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:42,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:42,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:42,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:42,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:42,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:42,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:42,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:42,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:42,755 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:42,755 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 00:58:42,797 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:42,797 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 00:58:43,493 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 00:58:43,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:43,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:43,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:43,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:43,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:43,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:43,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:43,639 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:43,639 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 00:58:43,688 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:43,688 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 00:58:44,376 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 00:58:44,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:44,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:44,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:44,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:44,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:44,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:44,502 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:44,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:44,546 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:44,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:45,262 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 00:58:45,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:45,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:45,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:45,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:45,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:45,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:45,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:45,388 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:45,388 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 00:58:45,433 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:45,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:46,126 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 00:58:46,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:46,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:46,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:46,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:46,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:46,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:46,248 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:46,248 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 00:58:46,288 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:46,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:46,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:46,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:46,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:46,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:46,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:46,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:47,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:47,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:47,050 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:47,051 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 00:58:47,091 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:47,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:47,781 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 00:58:47,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:47,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:47,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:47,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:47,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:47,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:47,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:47,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:47,904 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:47,904 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 00:58:47,946 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:47,946 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 00:58:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:48,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:48,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:48,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:48,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:48,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:48,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:48,751 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:48,752 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 00:58:48,798 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:48,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:49,516 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 00:58:49,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:49,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:49,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:49,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:49,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:49,638 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:49,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:49,676 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:49,676 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 00:58:50,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:50,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:50,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:50,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:50,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:50,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:50,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:50,465 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:50,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:50,505 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:50,505 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 00:58:51,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:51,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:51,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:51,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:51,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:51,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:51,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:51,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:51,298 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:51,298 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 00:58:51,339 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:51,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:52,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:52,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:52,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:52,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:52,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:52,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:52,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:52,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:52,141 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:52,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:52,185 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:52,185 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 00:58:52,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:52,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:52,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:52,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:52,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:52,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:53,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:53,016 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:53,016 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 00:58:53,062 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:53,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:53,740 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 00:58:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:53,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:53,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:53,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:53,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:53,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:53,861 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:53,861 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 00:58:53,901 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:53,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:54,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:54,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:54,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:54,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:54,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:54,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:54,666 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:54,666 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 00:58:54,707 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:54,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:55,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:55,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:55,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:55,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:55,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:55,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:55,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:55,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:55,513 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:55,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:55,557 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:55,557 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 00:58:56,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:56,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:56,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:56,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:56,399 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:56,399 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 00:58:56,444 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:56,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:57,139 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 00:58:57,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:57,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:57,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:57,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,261 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:57,261 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 00:58:57,300 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:57,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:57,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:57,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:57,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:57,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,069 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:58,070 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 00:58:58,111 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:58,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:58,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:58,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:58,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:58,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,920 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:58,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:58,965 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:58,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:59,690 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 00:58:59,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:58:59,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:58:59,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:59,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,815 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:59,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:59,857 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:59,857 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 00:59:00,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:00,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:00,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,694 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:00,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:00,733 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:00,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:01,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:01,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:01,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:01,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,508 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:01,508 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 00:59:01,548 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:01,548 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 00:59:02,239 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 00:59:02,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:02,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:02,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:02,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,362 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:02,362 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:02,404 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:02,404 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 00:59:03,086 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 00:59:03,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:03,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:03,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:03,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,208 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:03,209 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 00:59:03,251 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:03,251 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 00:59:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:04,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:04,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:04,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:04,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,136 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:04,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:04,198 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:04,198 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 00:59:05,006 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 00:59:05,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:05,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:05,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:05,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,129 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:05,129 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 00:59:05,169 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:05,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:05,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:05,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:05,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:05,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:05,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,974 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:05,974 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:06,015 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:06,015 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 00:59:06,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:06,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:06,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:06,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:06,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,816 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:06,816 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 00:59:06,857 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:06,857 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 00:59:07,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:07,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:07,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:07,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:07,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,732 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:07,732 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 00:59:07,776 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:07,777 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 00:59:08,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:08,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:08,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:08,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:08,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,653 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:08,653 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 00:59:08,691 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:08,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:09,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:09,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:09,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,485 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:09,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:09,529 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:09,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:10,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:10,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:10,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:10,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:10,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,327 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:10,328 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 00:59:10,376 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:10,376 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 00:59:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:11,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:11,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,180 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:11,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:11,223 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:11,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:11,936 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 00:59:11,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:11,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:11,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:11,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,060 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:12,060 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 00:59:12,104 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:12,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:12,776 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 00:59:12,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:12,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:12,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,899 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:12,899 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 00:59:12,939 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:12,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:13,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:13,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:13,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:13,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,748 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:13,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:13,789 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:13,789 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 00:59:14,471 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 00:59:14,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:14,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:14,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:14,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,594 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:14,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:14,636 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:14,636 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 00:59:15,340 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 00:59:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:15,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:15,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,464 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:15,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:15,509 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:15,509 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:16,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:16,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:16,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:16,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,339 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:16,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:16,379 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:16,380 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 00:59:17,035 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 00:59:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:17,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:17,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:17,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,160 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:17,160 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 00:59:17,200 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:17,200 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 00:59:17,874 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 00:59:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:17,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:17,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,016 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:18,016 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 00:59:18,069 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:18,069 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 00:59:18,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:18,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:18,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:18,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:18,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,903 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:18,903 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 00:59:18,946 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:18,946 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 00:59:19,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:19,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:19,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:19,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:19,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,835 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:19,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:19,874 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:19,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:20,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:20,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:20,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:20,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:20,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,649 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:20,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:20,690 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:20,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:21,354 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 00:59:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:21,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:21,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:21,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,478 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:21,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:21,519 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:21,519 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 00:59:22,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:22,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:22,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:22,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:22,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,338 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:22,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:22,381 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:22,381 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:23,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:23,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:23,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:23,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,216 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:23,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:23,260 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:23,261 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:23,950 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 00:59:23,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:23,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:23,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:23,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,074 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:24,074 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 00:59:24,128 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:24,129 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 00:59:24,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:24,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:24,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:24,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,914 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:24,914 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 00:59:24,955 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:24,955 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 00:59:25,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:25,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:25,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:25,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:25,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,767 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:25,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:25,809 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:25,809 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:26,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:26,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:26,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:26,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:26,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,645 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:26,645 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 00:59:26,690 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:26,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:27,434 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 00:59:27,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:27,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:27,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:27,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,556 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:27,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:27,595 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:27,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:28,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:28,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,372 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:28,372 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 00:59:28,412 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:28,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:29,070 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 00:59:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:29,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:29,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,193 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:29,193 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:29,234 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:29,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:29,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:29,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:29,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:29,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:29,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,060 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:30,060 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 00:59:30,105 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:30,105 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 00:59:30,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:30,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:30,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:30,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,939 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:30,939 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 00:59:30,985 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:30,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:31,646 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 00:59:31,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:31,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:31,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:31,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,788 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:31,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:31,839 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:31,839 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 00:59:32,513 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 00:59:32,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:32,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:32,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:32,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,637 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:32,637 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 00:59:32,677 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:32,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:33,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:33,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:33,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:33,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,495 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:33,496 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 00:59:33,539 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:33,539 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 00:59:34,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:34,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:34,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:34,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,388 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:34,388 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 00:59:34,432 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:34,432 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 00:59:35,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:35,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:35,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:35,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:35,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,243 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:35,243 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 00:59:35,282 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:35,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:35,936 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 00:59:35,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:35,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:35,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:35,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,059 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:36,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:36,099 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:36,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:36,785 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 00:59:36,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:36,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:36,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:36,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,914 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:36,914 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 00:59:36,956 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:36,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:37,690 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 00:59:37,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:37,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:37,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:37,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,815 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:37,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:37,859 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:37,859 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 00:59:38,572 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 00:59:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:38,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:38,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,702 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:38,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:38,741 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:38,741 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:39,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:39,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:39,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:39,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,512 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:39,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:39,552 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:39,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:40,232 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 00:59:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:40,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,355 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:40,355 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 00:59:40,396 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:40,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:41,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:41,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:41,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:41,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,246 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:41,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:41,291 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:41,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:42,030 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 00:59:42,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:42,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:42,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:42,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,155 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:42,155 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 00:59:42,200 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:42,200 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 00:59:42,885 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 00:59:42,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:42,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:42,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:42,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,009 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:43,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:43,048 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:43,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:43,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:43,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:43,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:43,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,840 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:43,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:43,881 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:43,881 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 00:59:44,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:44,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:44,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:44,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:44,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,690 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:44,690 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 00:59:44,736 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:44,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:45,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:45,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:45,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:45,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,599 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:45,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:45,645 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:45,645 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:46,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:46,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:46,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:46,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:46,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,542 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:46,543 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:46,581 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:46,581 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 00:59:47,218 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 00:59:47,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:47,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:47,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:47,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,343 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:47,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:47,383 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:47,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:48,057 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 00:59:48,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:48,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:48,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:48,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,180 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:48,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:48,221 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:48,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:48,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:48,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:48,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:48,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:48,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,056 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:49,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:49,102 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:49,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:49,847 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 00:59:49,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:49,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:49,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:49,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,971 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:49,972 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 00:59:50,018 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:50,018 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:50,676 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 00:59:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:50,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:50,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:50,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:50,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:50,799 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:50,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:50,839 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:50,839 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 00:59:51,496 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 00:59:51,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:51,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:51,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:51,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:51,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:51,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:51,625 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:51,625 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 00:59:51,667 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:51,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:52,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:52,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:52,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:52,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:52,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:52,490 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:52,490 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:52,532 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:52,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:53,253 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 00:59:53,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:53,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:53,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:53,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:53,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:53,374 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:53,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:53,416 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:53,416 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:54,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:54,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:54,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:54,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:54,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:54,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:54,239 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:54,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:54,286 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:54,286 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 00:59:54,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:55,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:55,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:55,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:55,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:55,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:55,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:55,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:55,113 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:55,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:55,154 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:55,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:55,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:55,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:55,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:55,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:55,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:55,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:55,987 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:55,987 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 00:59:56,030 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:56,030 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:56,769 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 00:59:56,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:56,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:56,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:56,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:56,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:56,900 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:56,900 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 00:59:56,944 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:56,944 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 00:59:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:57,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:57,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:57,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:57,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:57,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:57,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:57,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:57,857 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:57,857 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 00:59:57,897 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:57,897 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 00:59:58,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:58,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:58,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:58,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:58,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:58,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:58,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:58,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:58,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:58,710 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:58,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:58,750 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:58,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:59,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 00:59:59,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 00:59:59,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:59,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:59,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:59,565 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:59,565 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 00:59:59,606 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:59,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:00,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:00,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:00,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:00,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:00,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:00,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:00,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:00,430 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:00,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:00,473 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:00,473 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 01:00:01,226 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 01:00:01,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:01,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:01,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:01,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:01,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:01,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:01,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:01,357 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:01,357 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 01:00:01,404 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:01,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:02,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:02,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:02,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:02,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:02,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:02,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:02,242 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:02,242 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 01:00:02,282 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:02,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:02,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:02,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:02,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:02,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:02,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:03,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:03,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:03,075 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:03,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:03,117 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:03,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:03,809 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 01:00:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:03,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:03,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:03,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:03,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:03,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:03,932 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:03,933 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 01:00:03,974 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:03,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:04,681 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 01:00:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:04,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:04,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:04,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:04,812 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:04,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:04,856 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:04,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:05,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:05,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:05,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:05,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:05,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:05,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:05,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:05,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:05,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:05,766 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:05,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:05,805 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:05,805 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 01:00:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:06,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:06,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:06,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:06,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:06,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:06,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:06,600 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:06,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:06,640 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:06,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:07,323 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 01:00:07,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:07,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:07,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:07,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:07,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:07,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:07,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:07,447 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:07,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:07,489 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:07,489 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 01:00:08,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:08,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:08,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:08,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:08,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:08,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:08,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:08,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:08,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:08,329 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:08,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:08,373 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:08,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:09,110 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 01:00:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:09,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:09,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:09,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:09,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:09,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:09,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:09,239 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:09,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:09,285 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:09,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:09,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:10,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:10,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:10,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:10,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:10,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:10,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:10,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:10,121 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:10,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:10,162 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:10,162 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:10,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:10,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:10,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:10,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:10,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:10,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:10,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:10,985 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:10,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:11,026 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:11,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:11,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:11,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:11,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:11,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:11,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:11,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:11,856 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:11,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:11,898 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:11,898 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 01:00:12,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:12,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:12,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:12,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:12,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:12,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:12,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:12,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:12,744 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:12,745 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 01:00:12,788 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:12,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:13,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:13,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:13,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:13,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:13,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:13,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:13,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:13,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:13,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:13,610 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:13,610 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 01:00:13,652 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:13,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:14,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:14,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:14,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:14,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:14,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:14,492 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:14,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:14,531 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:14,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:15,203 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 01:00:15,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:15,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:15,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:15,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:15,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:15,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:15,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:15,334 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:15,334 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 01:00:15,376 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:15,377 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:16,063 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 01:00:16,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:16,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:16,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:16,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:16,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:16,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:16,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:16,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:16,194 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:16,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:16,238 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:16,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:17,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:17,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:17,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:17,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:17,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:17,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:17,118 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:17,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:17,157 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:17,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:17,806 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 01:00:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:17,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:17,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:17,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:17,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:17,930 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:17,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:17,970 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:17,970 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 01:00:18,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:18,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:18,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:18,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:18,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:18,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:18,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:18,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:18,802 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:18,802 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 01:00:18,846 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:18,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:19,567 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 01:00:19,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:19,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:19,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:19,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:19,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:19,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:19,692 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:19,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:19,738 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:19,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:20,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:20,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:20,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:20,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:20,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:20,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:20,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:20,640 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:20,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:20,685 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:20,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:21,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:21,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:21,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:21,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:21,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:21,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:21,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:21,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:21,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:21,524 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:21,524 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 01:00:21,564 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:21,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:22,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:22,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:22,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:22,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:22,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:22,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:22,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:22,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:22,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:22,380 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:22,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:22,421 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:22,421 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 01:00:23,142 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 01:00:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:23,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:23,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:23,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:23,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:23,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:23,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:23,272 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:23,272 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:23,316 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:23,316 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 01:00:24,111 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 01:00:24,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:24,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:24,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:24,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:24,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:24,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:24,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:24,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:24,238 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:24,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:24,283 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:24,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:25,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:25,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:25,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:25,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:25,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:25,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:25,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:25,207 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:25,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:25,253 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:25,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:25,896 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 01:00:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:25,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:25,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:25,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:26,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:26,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:26,020 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:26,020 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 01:00:26,060 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:26,060 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 01:00:26,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:26,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:26,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:26,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:26,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:26,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:26,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:26,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:26,852 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:26,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:26,894 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:26,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:27,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:27,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:27,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:27,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:27,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:27,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:27,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:27,717 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:27,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:27,761 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:27,761 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 01:00:28,513 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 01:00:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:28,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:28,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:28,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:28,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:28,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:28,642 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:28,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:28,687 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:28,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:29,369 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 01:00:29,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:29,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:29,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:29,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:29,495 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:29,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:29,535 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:29,535 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:30,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:30,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:30,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:30,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:30,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:30,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:30,363 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:30,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:30,408 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:30,408 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 01:00:31,117 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 01:00:31,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:31,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:31,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:31,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:31,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:31,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:31,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:31,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:31,243 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:31,243 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 01:00:31,286 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:31,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:32,022 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 01:00:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:32,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:32,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:32,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:32,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:32,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:32,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:32,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:32,148 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:32,148 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:32,195 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:32,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:32,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:32,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:32,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:32,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:32,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:32,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:33,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:33,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:33,048 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:33,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:33,087 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:33,087 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 01:00:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:33,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:33,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:33,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:33,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:33,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:33,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:33,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:33,956 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:33,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:33,997 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:33,998 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:34,710 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 01:00:34,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:34,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:34,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:34,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:34,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:34,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:34,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:34,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:34,838 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:34,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:34,881 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:34,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:35,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:35,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:35,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:35,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:35,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:35,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:35,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:35,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:35,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:35,744 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:35,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:35,787 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:35,787 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 01:00:36,547 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 01:00:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:36,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:36,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:36,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:36,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:36,682 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:36,682 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 01:00:36,721 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:36,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:37,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:37,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:37,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:37,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:37,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:37,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:37,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:37,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:37,541 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:37,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:37,581 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:37,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:38,293 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 01:00:38,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:38,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:38,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:38,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:38,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:38,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:38,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:38,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:38,419 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:38,419 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 01:00:38,462 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:38,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:39,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:39,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:39,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:39,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:39,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:39,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:39,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:39,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:39,335 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:39,335 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 01:00:39,379 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:39,379 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 01:00:40,142 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 01:00:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:40,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:40,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:40,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:40,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:40,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:40,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:40,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:40,270 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:40,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:40,315 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:40,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:41,021 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 01:00:41,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:41,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:41,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:41,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:41,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:41,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:41,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:41,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:41,148 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:41,148 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:41,188 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:41,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:41,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:41,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:41,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:41,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:41,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:42,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:42,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:42,026 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:42,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:42,068 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:42,068 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 01:00:42,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:42,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:42,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:42,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:42,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:42,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:42,923 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:42,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:42,967 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:42,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:43,749 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 01:00:43,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:43,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:43,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:43,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:43,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:43,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:43,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:43,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:43,878 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:43,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:43,923 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:43,923 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 01:00:44,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:44,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:44,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:44,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:44,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:44,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:44,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:44,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:44,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:44,826 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:44,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:44,865 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:44,865 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 01:00:45,556 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 01:00:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:45,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:45,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:45,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:45,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:45,680 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:45,680 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 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:45,720 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:45,720 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 01:00:46,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:46,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:46,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:46,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:46,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:46,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:46,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:46,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:46,532 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:46,532 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 01:00:46,574 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:46,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:47,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:47,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:47,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:47,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:47,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:47,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:47,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:47,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:47,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:47,410 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:47,410 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 01:00:47,453 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:47,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:48,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:48,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:48,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:48,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:48,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:48,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:48,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:48,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:48,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:48,307 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:48,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:48,352 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:48,352 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 01:00:49,035 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 01:00:49,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:49,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:49,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:49,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:49,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:49,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:49,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:49,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:49,161 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:49,162 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 01:00:49,210 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:49,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:49,915 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 01:00:49,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:49,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:49,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:49,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:49,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:49,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:50,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:50,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:50,042 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:50,042 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 01:00:50,083 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:50,083 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 01:00:50,809 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 01:00:50,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:50,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:50,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:50,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:50,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:50,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:50,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:50,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:50,955 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:50,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:51,006 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:51,007 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 01:00:51,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:51,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:51,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:51,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:51,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:51,899 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:51,900 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 01:00:51,943 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:51,943 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 01:00:52,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:52,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:52,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:52,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:52,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:52,812 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:52,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:52,851 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:52,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:53,540 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 01:00:53,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:53,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:53,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:53,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:53,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:53,668 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:53,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:53,707 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:53,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:54,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:54,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:54,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:54,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:54,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:54,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:54,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:54,550 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:54,550 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 01:00:54,592 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:54,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:55,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:55,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:55,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:55,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:55,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:55,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:55,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:55,465 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:55,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:55,510 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:55,510 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 01:00:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:56,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:56,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:56,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:56,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:56,438 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:56,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:56,476 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:56,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:57,171 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 01:00:57,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:57,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:57,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:57,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:57,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:57,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:57,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:57,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:57,300 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:57,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:57,340 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:57,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:58,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:58,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:58,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:58,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:58,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:58,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:58,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:58,184 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:58,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:58,225 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:58,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:58,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:59,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:59,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:59,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:59,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:59,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:59,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:59,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:59,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:59,084 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:59,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:59,130 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:59,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:59,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:59,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:00:59,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:00:59,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:59,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:59,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:00,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:00,017 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:00,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:00,072 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:00,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:00,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:00,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:00,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:00,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:00,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:00,925 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:00,926 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 01:01:00,965 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:00,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:01,696 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 01:01:01,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:01,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:01,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:01,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:01,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:01,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:01,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:01,823 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:01,823 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 01:01:01,865 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:01,865 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 01:01:02,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:02,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:02,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:02,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:02,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:02,724 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:02,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:02,767 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:02,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:03,525 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 01:01:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:03,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:03,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:03,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:03,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:03,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:03,655 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:03,655 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 01:01:03,699 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:03,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:04,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:04,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:04,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:04,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:04,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:04,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:04,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:04,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:04,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:04,613 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:04,613 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 01:01:04,652 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:04,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:05,350 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 01:01:05,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:05,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:05,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:05,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:05,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:05,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:05,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:05,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:05,476 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:05,477 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 01:01:05,517 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:05,517 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 01:01:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:06,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:06,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:06,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:06,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:06,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:06,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:06,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:06,365 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:06,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:06,408 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:06,408 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 01:01:07,167 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 01:01:07,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:07,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:07,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:07,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:07,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:07,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:07,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:07,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:07,295 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:07,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:07,339 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:07,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:08,115 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 01:01:08,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:08,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:08,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:08,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:08,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:08,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:08,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:08,244 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:08,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:08,289 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:08,289 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 01:01:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:09,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:09,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:09,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:09,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:09,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:09,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:09,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:09,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:09,157 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:09,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:09,210 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:09,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:09,996 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 01:01:10,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:10,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:10,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:10,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:10,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:10,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:10,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:10,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:10,133 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:10,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:10,173 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:10,173 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 01:01:10,883 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 01:01:10,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:10,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:10,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:10,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:10,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:10,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:11,009 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:11,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:11,053 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:11,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:11,789 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 01:01:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:11,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:11,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:11,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:11,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:11,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:11,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:11,916 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:11,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:11,961 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:11,962 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 01:01:12,674 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 01:01:12,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:12,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:12,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:12,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:12,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:12,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:12,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:12,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:12,798 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:12,798 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 01:01:12,836 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:12,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:13,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:13,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:13,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:13,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:13,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:13,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:13,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:13,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:13,636 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:13,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:13,677 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:13,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:14,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:14,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:14,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:14,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:14,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:14,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:14,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:14,487 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:14,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:14,530 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:14,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:15,242 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 01:01:15,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:15,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:15,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:15,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:15,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:15,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:15,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:15,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:15,368 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:15,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:15,412 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:15,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:16,151 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 01:01:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:16,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:16,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:16,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:16,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:16,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:16,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:16,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:16,294 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:16,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:16,334 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:16,334 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 01:01:17,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:17,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:17,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:17,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:17,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:17,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:17,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:17,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:17,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:17,131 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:17,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:17,170 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:17,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:17,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:17,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:17,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:17,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:17,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:17,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:17,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:17,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:17,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:17,982 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:17,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:18,025 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:18,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:18,741 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 01:01:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:18,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:18,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:18,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:18,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:18,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:18,867 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:18,867 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 01:01:18,910 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:18,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:19,646 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 01:01:19,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:19,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:19,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:19,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:19,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:19,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:19,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:19,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:19,772 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:19,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:19,817 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:19,818 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:20,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:20,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:20,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:20,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:20,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:20,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:20,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:20,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:20,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:20,649 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:20,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:20,688 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:20,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:21,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:21,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:21,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:21,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:21,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:21,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:21,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:21,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:21,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:21,500 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:21,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:21,541 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:21,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:22,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:22,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:22,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:22,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:22,377 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:22,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:22,420 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:22,420 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 01:01:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:23,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:23,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:23,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:23,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:23,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:23,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:23,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:23,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:23,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:23,289 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:23,289 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 01:01:23,335 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:23,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:24,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:24,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:24,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:24,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:24,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:24,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:24,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:24,229 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:24,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:24,266 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:24,266 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 01:01:24,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:24,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:24,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:24,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:24,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:24,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:24,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:25,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:25,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:25,071 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:25,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:25,111 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:25,112 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 01:01:25,809 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 01:01:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:25,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:25,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:25,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:25,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:25,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:25,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:25,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:25,935 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:25,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:25,977 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:25,977 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 01:01:26,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:26,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:26,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:26,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:26,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:26,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:26,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:26,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:26,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:26,826 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:26,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:26,869 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:26,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:27,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:27,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:27,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:27,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:27,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:27,752 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:27,752 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 01:01:27,797 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:27,797 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 01:01:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:28,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:28,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:28,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:28,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:28,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:28,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:28,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:28,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:28,617 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:28,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:28,656 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:28,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:29,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:29,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:29,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:29,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:29,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:29,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:29,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:29,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:29,483 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:29,483 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 01:01:29,524 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:29,524 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 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:30,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:30,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:30,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:30,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:30,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:30,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:30,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:30,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:30,368 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:30,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:30,411 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:30,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:31,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:31,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:31,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1504 states and 1858 transitions. [2021-11-23 01:01:31,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1858 transitions. [2021-11-23 01:01:31,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:31,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:31,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms