./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6698dfe763688c38a478c53cfe3bc6bac092e445bf13ef44be53eb6068218c93 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:50:09,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:50:09,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:50:09,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:50:09,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:50:09,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:50:09,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:50:09,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:50:09,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:50:09,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:50:09,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:50:09,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:50:09,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:50:09,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:50:09,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:50:09,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:50:09,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:50:09,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:50:09,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:50:09,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:50:09,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:50:09,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:50:09,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:50:09,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:50:09,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:50:09,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:50:09,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:50:09,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:50:09,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:50:09,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:50:09,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:50:09,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:50:09,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:50:09,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:50:09,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:50:09,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:50:09,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:50:09,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:50:09,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:50:09,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:50:09,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:50:09,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:50:09,913 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:50:09,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:50:09,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:50:09,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:50:09,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:50:09,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:50:09,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:50:09,916 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:50:09,916 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:50:09,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:50:09,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:50:09,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:50:09,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:50:09,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:50:09,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:50:09,917 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:50:09,917 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:50:09,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:50:09,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:50:09,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:50:09,918 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:50:09,919 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:50:09,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:50:09,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:50:09,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:50:09,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:50:09,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:50:09,920 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:50:09,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:50:09,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:50:09,921 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_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6698dfe763688c38a478c53cfe3bc6bac092e445bf13ef44be53eb6068218c93 [2021-11-13 23:50:10,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:50:10,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:50:10,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:50:10,229 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:50:10,230 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:50:10,232 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i [2021-11-13 23:50:10,304 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/data/3efd50358/984930d494be4f099e0a308c22f91612/FLAGd35ae0d84 [2021-11-13 23:50:11,021 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:50:11,022 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i [2021-11-13 23:50:11,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/data/3efd50358/984930d494be4f099e0a308c22f91612/FLAGd35ae0d84 [2021-11-13 23:50:11,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/data/3efd50358/984930d494be4f099e0a308c22f91612 [2021-11-13 23:50:11,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:50:11,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:50:11,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:50:11,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:50:11,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:50:11,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:50:11" (1/1) ... [2021-11-13 23:50:11,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a6f8015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:11, skipping insertion in model container [2021-11-13 23:50:11,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:50:11" (1/1) ... [2021-11-13 23:50:11,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:50:11,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:50:11,881 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i[33021,33034] [2021-11-13 23:50:12,228 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i[84583,84596] [2021-11-13 23:50:12,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:50:12,247 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:50:12,279 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i[33021,33034] [2021-11-13 23:50:12,460 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i[84583,84596] [2021-11-13 23:50:12,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:50:12,589 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:50:12,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12 WrapperNode [2021-11-13 23:50:12,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:50:12,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:50:12,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:50:12,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:50:12,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:50:12,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:50:12,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:50:12,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:50:12,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:50:12,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:50:12,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:50:12,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:50:12,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:12" (1/1) ... [2021-11-13 23:50:12,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:50:12,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:50:13,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:50:13,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b86971c4-182f-48fc-a16a-995755770702/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:50:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:50:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:50:13,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:50:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:50:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:50:13,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:50:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:50:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:50:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:50:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 23:50:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:50:13,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:50:13,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:50:13,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:50:13,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:50:16,224 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:50:16,224 INFO L299 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-13 23:50:16,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:50:16 BoogieIcfgContainer [2021-11-13 23:50:16,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:50:16,231 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:50:16,232 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:50:16,243 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:50:16,243 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:50:16" (1/1) ... [2021-11-13 23:50:16,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:50:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:16,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1109 states and 2178 transitions. [2021-11-13 23:50:16,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2178 transitions. [2021-11-13 23:50:16,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:16,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:16,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:16,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:16,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:16,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:16,781 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:16,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:17,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:17,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:17,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1112 states and 2187 transitions. [2021-11-13 23:50:17,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2187 transitions. [2021-11-13 23:50:17,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:17,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:17,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:17,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:17,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:17,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:17,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:17,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:17,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:17,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1115 states and 2198 transitions. [2021-11-13 23:50:17,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2198 transitions. [2021-11-13 23:50:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:17,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:17,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:17,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:17,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:17,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:17,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:17,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:17,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1118 states and 2211 transitions. [2021-11-13 23:50:17,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2211 transitions. [2021-11-13 23:50:17,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:17,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:17,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:18,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:18,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:18,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:18,107 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:18,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:18,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:18,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:18,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:18,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1121 states and 2223 transitions. [2021-11-13 23:50:18,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2223 transitions. [2021-11-13 23:50:18,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:18,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:18,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:18,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:18,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:18,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:18,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:18,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1124 states and 2237 transitions. [2021-11-13 23:50:18,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2237 transitions. [2021-11-13 23:50:18,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:18,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:18,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:18,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:18,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:18,716 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:18,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:18,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:18,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:18,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1127 states and 2253 transitions. [2021-11-13 23:50:19,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2253 transitions. [2021-11-13 23:50:19,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:19,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:19,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:19,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:19,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:19,121 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:19,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:19,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:19,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1130 states and 2271 transitions. [2021-11-13 23:50:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2271 transitions. [2021-11-13 23:50:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:19,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:19,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:19,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:19,571 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:19,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:19,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:19,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:19,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1133 states and 2291 transitions. [2021-11-13 23:50:19,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2291 transitions. [2021-11-13 23:50:19,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:19,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:19,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:19,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:19,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:19,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:19,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1136 states and 2313 transitions. [2021-11-13 23:50:19,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2313 transitions. [2021-11-13 23:50:19,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:19,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:20,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:20,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:20,073 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:20,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:20,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:20,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1139 states and 2337 transitions. [2021-11-13 23:50:20,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2337 transitions. [2021-11-13 23:50:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:20,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:20,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:20,446 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:20,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:20,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:20,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:20,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1142 states and 2363 transitions. [2021-11-13 23:50:20,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2363 transitions. [2021-11-13 23:50:20,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:20,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:20,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:20,833 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:20,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:20,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:21,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:21,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:21,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1145 states and 2391 transitions. [2021-11-13 23:50:21,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2391 transitions. [2021-11-13 23:50:21,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:21,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:21,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:21,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:21,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:21,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:21,165 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:21,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:21,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:21,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:21,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:21,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1148 states and 2421 transitions. [2021-11-13 23:50:21,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2421 transitions. [2021-11-13 23:50:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:21,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:21,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:21,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:21,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:21,565 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:21,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:21,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:21,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:21,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:21,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:22,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 1151 states and 2453 transitions. [2021-11-13 23:50:22,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2453 transitions. [2021-11-13 23:50:22,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:22,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:22,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:22,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:22,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:22,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:22,108 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:22,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:22,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:22,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1154 states and 2487 transitions. [2021-11-13 23:50:22,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2487 transitions. [2021-11-13 23:50:22,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:22,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:22,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:22,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:22,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:22,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:22,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:22,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:22,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1157 states and 2523 transitions. [2021-11-13 23:50:22,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2523 transitions. [2021-11-13 23:50:22,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:22,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:22,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:22,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:22,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:22,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:22,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:22,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:22,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:22,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 1160 states and 2561 transitions. [2021-11-13 23:50:22,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2561 transitions. [2021-11-13 23:50:22,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:22,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:22,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:22,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:22,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:22,768 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:22,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:22,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:23,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:23,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 1163 states and 2601 transitions. [2021-11-13 23:50:23,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2601 transitions. [2021-11-13 23:50:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:23,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:23,147 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:23,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:23,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:23,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:23,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 1166 states and 2643 transitions. [2021-11-13 23:50:23,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2643 transitions. [2021-11-13 23:50:23,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:23,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:23,508 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:23,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:23,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:23,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:23,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 1169 states and 2687 transitions. [2021-11-13 23:50:23,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2687 transitions. [2021-11-13 23:50:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:23,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:23,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:23,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:23,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1172 states and 2733 transitions. [2021-11-13 23:50:23,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2733 transitions. [2021-11-13 23:50:23,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:23,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:23,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:23,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1175 states and 2781 transitions. [2021-11-13 23:50:23,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2781 transitions. [2021-11-13 23:50:23,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:24,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:24,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:24,078 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:24,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:24,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:24,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:24,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 1178 states and 2831 transitions. [2021-11-13 23:50:24,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2831 transitions. [2021-11-13 23:50:24,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:24,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:24,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:24,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:24,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:24,394 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:24,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:24,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:24,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:24,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:24,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 1181 states and 2883 transitions. [2021-11-13 23:50:24,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2883 transitions. [2021-11-13 23:50:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:24,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:24,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:24,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:24,764 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:24,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:24,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:25,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:25,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:25,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 1184 states and 2937 transitions. [2021-11-13 23:50:25,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2937 transitions. [2021-11-13 23:50:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:25,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:25,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:25,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:25,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:25,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:25,140 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:25,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:25,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:25,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:25,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:25,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 1187 states and 2993 transitions. [2021-11-13 23:50:25,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2993 transitions. [2021-11-13 23:50:25,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:25,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:25,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:25,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:25,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:25,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:25,505 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:25,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:25,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:25,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:25,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 1190 states and 3051 transitions. [2021-11-13 23:50:25,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 3051 transitions. [2021-11-13 23:50:25,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:25,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:25,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:25,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:25,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:25,806 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:25,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:25,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:26,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:26,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 1193 states and 3111 transitions. [2021-11-13 23:50:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 3111 transitions. [2021-11-13 23:50:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:26,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:26,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 1196 states and 3173 transitions. [2021-11-13 23:50:26,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 3173 transitions. [2021-11-13 23:50:26,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:26,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:26,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 1199 states and 3237 transitions. [2021-11-13 23:50:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 3237 transitions. [2021-11-13 23:50:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,257 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:26,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:26,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:26,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:26,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 1202 states and 3303 transitions. [2021-11-13 23:50:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 3303 transitions. [2021-11-13 23:50:26,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:26,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:26,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 1205 states and 3371 transitions. [2021-11-13 23:50:26,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 3371 transitions. [2021-11-13 23:50:26,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:26,691 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:26,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:26,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:26,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 1208 states and 3441 transitions. [2021-11-13 23:50:26,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 3441 transitions. [2021-11-13 23:50:26,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:27,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:27,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:27,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1211 states and 3513 transitions. [2021-11-13 23:50:27,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 3513 transitions. [2021-11-13 23:50:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:27,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:27,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:27,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:27,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:27,122 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:27,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:27,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:27,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:27,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:27,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:27,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1214 states and 3587 transitions. [2021-11-13 23:50:27,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3587 transitions. [2021-11-13 23:50:27,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:27,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:27,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:27,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:27,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:27,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:27,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:27,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:27,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 1217 states and 3663 transitions. [2021-11-13 23:50:27,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 3663 transitions. [2021-11-13 23:50:27,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:27,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:27,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:27,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:27,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:27,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:27,505 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:27,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:27,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:27,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:27,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:27,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 1220 states and 3741 transitions. [2021-11-13 23:50:27,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 3741 transitions. [2021-11-13 23:50:27,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:27,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:27,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:27,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:27,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:27,817 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:27,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:27,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:28,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:28,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 1223 states and 3821 transitions. [2021-11-13 23:50:28,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 3821 transitions. [2021-11-13 23:50:28,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:28,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:28,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:28,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:28,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:28,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:28,175 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:28,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:28,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:28,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:28,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 1226 states and 3903 transitions. [2021-11-13 23:50:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 3903 transitions. [2021-11-13 23:50:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:28,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:28,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:28,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:28,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:28,510 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:28,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:28,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:28,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:28,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:28,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:28,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 1229 states and 3987 transitions. [2021-11-13 23:50:28,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 3987 transitions. [2021-11-13 23:50:28,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:28,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:28,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:28,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:28,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:28,825 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:28,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:28,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:29,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:29,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:29,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 1232 states and 4073 transitions. [2021-11-13 23:50:29,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 4073 transitions. [2021-11-13 23:50:29,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:29,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:29,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:29,155 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:29,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:29,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:29,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:29,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 1235 states and 4161 transitions. [2021-11-13 23:50:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 4161 transitions. [2021-11-13 23:50:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:29,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:29,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:29,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:29,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:29,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:29,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 1238 states and 4251 transitions. [2021-11-13 23:50:29,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 4251 transitions. [2021-11-13 23:50:29,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:29,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:29,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:29,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:29,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:29,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:29,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 1241 states and 4343 transitions. [2021-11-13 23:50:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 4343 transitions. [2021-11-13 23:50:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:29,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:29,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:29,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:29,650 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:29,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:29,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:29,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:29,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 1244 states and 4437 transitions. [2021-11-13 23:50:29,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 4437 transitions. [2021-11-13 23:50:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:29,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:29,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:29,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:30,033 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:30,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:30,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:30,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:30,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:30,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4533 states to 1247 states and 4533 transitions. [2021-11-13 23:50:30,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 4533 transitions. [2021-11-13 23:50:30,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:30,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:30,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:30,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:30,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:30,350 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:30,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:30,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:30,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:30,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:30,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 1250 states and 4631 transitions. [2021-11-13 23:50:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 4631 transitions. [2021-11-13 23:50:30,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:30,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:30,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:30,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:30,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:30,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:30,662 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:30,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:30,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:30,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:30,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4731 states to 1253 states and 4731 transitions. [2021-11-13 23:50:30,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 4731 transitions. [2021-11-13 23:50:30,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:30,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:30,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:30,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:30,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:30,958 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:30,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:31,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:31,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:31,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 1256 states and 4833 transitions. [2021-11-13 23:50:31,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 4833 transitions. [2021-11-13 23:50:31,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:31,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:31,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:31,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:31,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:31,281 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:31,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:31,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:31,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4937 states to 1259 states and 4937 transitions. [2021-11-13 23:50:31,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 4937 transitions. [2021-11-13 23:50:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:31,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:31,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:31,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:31,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:31,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:31,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 1262 states and 5043 transitions. [2021-11-13 23:50:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 5043 transitions. [2021-11-13 23:50:31,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:31,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:31,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:31,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:31,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:31,724 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:31,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:31,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:31,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5151 states to 1265 states and 5151 transitions. [2021-11-13 23:50:31,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 5151 transitions. [2021-11-13 23:50:31,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:31,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:31,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:31,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:31,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:32,004 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:32,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:32,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:32,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5261 states to 1268 states and 5261 transitions. [2021-11-13 23:50:32,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 5261 transitions. [2021-11-13 23:50:32,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:32,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:32,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:32,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:32,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:32,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:32,340 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:32,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:32,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:32,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:32,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:32,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5373 states to 1271 states and 5373 transitions. [2021-11-13 23:50:32,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 5373 transitions. [2021-11-13 23:50:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:32,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:32,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:32,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:32,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:32,692 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:32,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:32,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:32,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:32,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:32,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:32,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5487 states to 1274 states and 5487 transitions. [2021-11-13 23:50:32,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 5487 transitions. [2021-11-13 23:50:32,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:32,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:32,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:32,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:32,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:33,017 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:33,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:33,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:33,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:33,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:33,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:33,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5603 states to 1277 states and 5603 transitions. [2021-11-13 23:50:33,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 5603 transitions. [2021-11-13 23:50:33,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:33,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:33,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:33,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:33,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:33,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:33,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:33,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:33,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:33,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5721 states to 1280 states and 5721 transitions. [2021-11-13 23:50:33,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 5721 transitions. [2021-11-13 23:50:33,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:33,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:33,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:33,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:33,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:33,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:33,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:33,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:33,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5841 states to 1283 states and 5841 transitions. [2021-11-13 23:50:33,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 5841 transitions. [2021-11-13 23:50:33,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:33,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:33,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:33,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:33,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:33,523 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:33,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:33,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:33,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:33,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:33,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:33,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5963 states to 1286 states and 5963 transitions. [2021-11-13 23:50:33,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 5963 transitions. [2021-11-13 23:50:33,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:33,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:33,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:33,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:33,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:33,837 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:33,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:33,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:34,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:34,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 1289 states and 6087 transitions. [2021-11-13 23:50:34,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 6087 transitions. [2021-11-13 23:50:34,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:34,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:34,157 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:34,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:34,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:34,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:34,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6213 states to 1292 states and 6213 transitions. [2021-11-13 23:50:34,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 6213 transitions. [2021-11-13 23:50:34,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:34,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:34,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6341 states to 1295 states and 6341 transitions. [2021-11-13 23:50:34,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 6341 transitions. [2021-11-13 23:50:34,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:34,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:34,570 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:34,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:34,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:34,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:34,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6471 states to 1298 states and 6471 transitions. [2021-11-13 23:50:34,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 6471 transitions. [2021-11-13 23:50:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:34,915 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:34,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:35,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:35,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:35,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:35,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:35,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6603 states to 1301 states and 6603 transitions. [2021-11-13 23:50:35,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 6603 transitions. [2021-11-13 23:50:35,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:35,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:35,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:35,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:35,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:35,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:35,266 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:35,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:35,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:35,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6737 states to 1304 states and 6737 transitions. [2021-11-13 23:50:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 6737 transitions. [2021-11-13 23:50:35,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:35,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:35,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:35,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:35,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:35,597 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:35,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:35,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:35,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:35,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6873 states to 1307 states and 6873 transitions. [2021-11-13 23:50:35,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 6873 transitions. [2021-11-13 23:50:35,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:35,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:35,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:35,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:35,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:35,926 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:35,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:36,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:36,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:36,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:36,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7011 states to 1310 states and 7011 transitions. [2021-11-13 23:50:36,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 7011 transitions. [2021-11-13 23:50:36,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:36,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:36,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:36,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:36,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:36,248 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:36,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:36,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:36,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:36,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:36,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:36,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7151 states to 1313 states and 7151 transitions. [2021-11-13 23:50:36,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 7151 transitions. [2021-11-13 23:50:36,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:36,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:36,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:36,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:36,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:36,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:36,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:36,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:36,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:36,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7293 states to 1316 states and 7293 transitions. [2021-11-13 23:50:36,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 7293 transitions. [2021-11-13 23:50:36,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:36,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:36,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:36,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:36,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:36,637 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:36,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:36,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:36,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:36,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:36,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7437 states to 1319 states and 7437 transitions. [2021-11-13 23:50:36,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 7437 transitions. [2021-11-13 23:50:36,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:36,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:36,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:36,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:36,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:36,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:36,977 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:36,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:37,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:37,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:37,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7583 states to 1322 states and 7583 transitions. [2021-11-13 23:50:37,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 7583 transitions. [2021-11-13 23:50:37,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:37,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:37,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:37,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:37,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:37,401 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:37,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:37,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:37,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:37,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:37,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7731 states to 1325 states and 7731 transitions. [2021-11-13 23:50:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 7731 transitions. [2021-11-13 23:50:37,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:37,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:37,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:37,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:37,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:37,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:37,676 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:37,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:37,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:37,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7881 states to 1328 states and 7881 transitions. [2021-11-13 23:50:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 7881 transitions. [2021-11-13 23:50:37,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:37,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:37,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:37,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:37,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:37,955 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:37,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:38,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:38,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:38,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:38,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:38,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8033 states to 1331 states and 8033 transitions. [2021-11-13 23:50:38,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 8033 transitions. [2021-11-13 23:50:38,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:38,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:38,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:38,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:38,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:38,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:38,248 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:38,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:38,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:38,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:38,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:38,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8187 states to 1334 states and 8187 transitions. [2021-11-13 23:50:38,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 8187 transitions. [2021-11-13 23:50:38,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:38,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:38,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:38,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:38,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:38,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:38,542 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:38,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:38,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:38,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:38,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:38,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8343 states to 1337 states and 8343 transitions. [2021-11-13 23:50:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 8343 transitions. [2021-11-13 23:50:38,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:38,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:38,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:38,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:38,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:38,847 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:38,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:38,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:39,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:39,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:39,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:39,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8501 states to 1340 states and 8501 transitions. [2021-11-13 23:50:39,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 8501 transitions. [2021-11-13 23:50:39,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:39,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:39,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:39,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:39,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:39,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:39,175 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:39,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:39,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:39,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:39,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:39,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8661 states to 1343 states and 8661 transitions. [2021-11-13 23:50:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 8661 transitions. [2021-11-13 23:50:39,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:39,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:39,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:39,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:39,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:39,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:39,437 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:39,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:39,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:39,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:39,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8823 states to 1346 states and 8823 transitions. [2021-11-13 23:50:39,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 8823 transitions. [2021-11-13 23:50:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:39,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:39,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:39,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:39,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:39,776 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:39,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:39,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:40,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8987 states to 1349 states and 8987 transitions. [2021-11-13 23:50:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 8987 transitions. [2021-11-13 23:50:40,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,109 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:40,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:40,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:40,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:40,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9153 states to 1352 states and 9153 transitions. [2021-11-13 23:50:40,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 9153 transitions. [2021-11-13 23:50:40,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:40,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:40,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9321 states to 1355 states and 9321 transitions. [2021-11-13 23:50:40,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 9321 transitions. [2021-11-13 23:50:40,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:40,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:40,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9491 states to 1358 states and 9491 transitions. [2021-11-13 23:50:40,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 9491 transitions. [2021-11-13 23:50:40,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:40,572 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:40,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:40,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:40,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9663 states to 1361 states and 9663 transitions. [2021-11-13 23:50:40,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 9663 transitions. [2021-11-13 23:50:40,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:40,908 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:40,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:41,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:41,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:41,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:41,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9837 states to 1364 states and 9837 transitions. [2021-11-13 23:50:41,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 9837 transitions. [2021-11-13 23:50:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:41,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:41,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:41,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:41,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:41,273 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:41,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:41,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:41,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:41,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:41,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10013 states to 1367 states and 10013 transitions. [2021-11-13 23:50:41,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 10013 transitions. [2021-11-13 23:50:41,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:41,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:41,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:41,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:41,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:41,549 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:41,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:41,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:41,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:41,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10191 states to 1370 states and 10191 transitions. [2021-11-13 23:50:41,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 10191 transitions. [2021-11-13 23:50:41,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:41,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:41,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:41,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:41,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:41,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:41,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:41,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:41,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10371 states to 1373 states and 10371 transitions. [2021-11-13 23:50:41,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 10371 transitions. [2021-11-13 23:50:41,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:41,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:41,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:41,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:41,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:41,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:41,897 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:41,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:42,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:42,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10553 states to 1376 states and 10553 transitions. [2021-11-13 23:50:42,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 10553 transitions. [2021-11-13 23:50:42,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:42,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:42,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10737 states to 1379 states and 10737 transitions. [2021-11-13 23:50:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 10737 transitions. [2021-11-13 23:50:42,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,264 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:42,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:42,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:42,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:42,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:42,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10923 states to 1382 states and 10923 transitions. [2021-11-13 23:50:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 10923 transitions. [2021-11-13 23:50:42,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:42,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:42,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:42,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11111 states to 1385 states and 11111 transitions. [2021-11-13 23:50:42,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 11111 transitions. [2021-11-13 23:50:42,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:42,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:42,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:42,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11301 states to 1388 states and 11301 transitions. [2021-11-13 23:50:42,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 11301 transitions. [2021-11-13 23:50:42,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:42,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:42,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11493 states to 1391 states and 11493 transitions. [2021-11-13 23:50:42,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 11493 transitions. [2021-11-13 23:50:42,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,810 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:42,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:42,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:43,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:43,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:43,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11687 states to 1394 states and 11687 transitions. [2021-11-13 23:50:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 11687 transitions. [2021-11-13 23:50:43,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:43,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:43,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:43,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:43,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:43,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:43,156 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:43,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:43,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:43,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11883 states to 1397 states and 11883 transitions. [2021-11-13 23:50:43,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 11883 transitions. [2021-11-13 23:50:43,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:43,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:43,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:43,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:43,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:43,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:43,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:43,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:43,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12081 states to 1400 states and 12081 transitions. [2021-11-13 23:50:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 12081 transitions. [2021-11-13 23:50:43,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:43,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:43,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:43,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:43,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:43,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:43,559 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:43,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:43,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:43,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12281 states to 1403 states and 12281 transitions. [2021-11-13 23:50:43,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 12281 transitions. [2021-11-13 23:50:43,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:43,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:43,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:43,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:43,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:43,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:43,877 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:43,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:44,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:44,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:44,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 1406 states and 12483 transitions. [2021-11-13 23:50:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 12483 transitions. [2021-11-13 23:50:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:44,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:44,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:44,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:44,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:44,205 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:44,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:44,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:44,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:44,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:44,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12687 states to 1409 states and 12687 transitions. [2021-11-13 23:50:44,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 12687 transitions. [2021-11-13 23:50:44,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:44,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:44,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:44,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:44,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:44,477 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:44,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:44,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:44,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:44,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:44,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:44,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12893 states to 1412 states and 12893 transitions. [2021-11-13 23:50:44,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 12893 transitions. [2021-11-13 23:50:44,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:44,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:44,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:44,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:44,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:44,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:44,783 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:44,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:45,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:45,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:45,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:45,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13101 states to 1415 states and 13101 transitions. [2021-11-13 23:50:45,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 13101 transitions. [2021-11-13 23:50:45,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:45,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:45,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:45,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:45,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:45,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:45,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:45,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:45,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13311 states to 1418 states and 13311 transitions. [2021-11-13 23:50:45,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 13311 transitions. [2021-11-13 23:50:45,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:45,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:45,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:45,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:45,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:45,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:45,198 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:45,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:45,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:45,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:45,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:45,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13523 states to 1421 states and 13523 transitions. [2021-11-13 23:50:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 13523 transitions. [2021-11-13 23:50:45,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:45,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:45,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:45,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:45,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:45,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:45,500 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:45,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:45,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:45,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:45,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:45,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13737 states to 1424 states and 13737 transitions. [2021-11-13 23:50:45,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 13737 transitions. [2021-11-13 23:50:45,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:45,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:45,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:45,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:45,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:45,768 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:45,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:45,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:45,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:45,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:45,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:45,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13953 states to 1427 states and 13953 transitions. [2021-11-13 23:50:45,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 13953 transitions. [2021-11-13 23:50:45,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:45,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:45,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:46,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:46,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:46,058 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:46,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:46,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:46,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:46,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:46,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14171 states to 1430 states and 14171 transitions. [2021-11-13 23:50:46,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 14171 transitions. [2021-11-13 23:50:46,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:46,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:46,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:46,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:46,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:46,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:46,364 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:46,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:46,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:46,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:46,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14391 states to 1433 states and 14391 transitions. [2021-11-13 23:50:46,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 14391 transitions. [2021-11-13 23:50:46,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:46,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:46,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:46,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:46,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:46,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:46,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:46,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:46,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14613 states to 1436 states and 14613 transitions. [2021-11-13 23:50:46,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 14613 transitions. [2021-11-13 23:50:46,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:46,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:46,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:46,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:46,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:46,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:46,754 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:46,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:46,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:46,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:46,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:46,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14837 states to 1439 states and 14837 transitions. [2021-11-13 23:50:46,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 14837 transitions. [2021-11-13 23:50:46,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:46,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:46,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:47,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:47,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:47,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:47,064 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:47,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:47,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:47,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15063 states to 1442 states and 15063 transitions. [2021-11-13 23:50:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 15063 transitions. [2021-11-13 23:50:47,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:47,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:47,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:47,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:47,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:47,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:47,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:47,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:47,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:47,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15291 states to 1445 states and 15291 transitions. [2021-11-13 23:50:47,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 15291 transitions. [2021-11-13 23:50:47,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:47,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:47,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:47,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:47,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:47,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:47,519 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:47,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:47,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:47,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:47,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15521 states to 1448 states and 15521 transitions. [2021-11-13 23:50:47,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 15521 transitions. [2021-11-13 23:50:47,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:47,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:47,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:47,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:47,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:47,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:47,799 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:47,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:47,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:47,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:47,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:47,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15753 states to 1451 states and 15753 transitions. [2021-11-13 23:50:47,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 15753 transitions. [2021-11-13 23:50:47,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:47,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:47,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:48,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:48,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:48,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:48,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:48,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15987 states to 1454 states and 15987 transitions. [2021-11-13 23:50:48,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 15987 transitions. [2021-11-13 23:50:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:48,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:48,329 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:48,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:48,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:48,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16223 states to 1457 states and 16223 transitions. [2021-11-13 23:50:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 16223 transitions. [2021-11-13 23:50:48,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:48,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:48,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:48,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16461 states to 1460 states and 16461 transitions. [2021-11-13 23:50:48,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 16461 transitions. [2021-11-13 23:50:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:48,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:48,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:48,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:48,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16701 states to 1463 states and 16701 transitions. [2021-11-13 23:50:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 16701 transitions. [2021-11-13 23:50:48,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:48,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:48,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:48,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:48,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16943 states to 1466 states and 16943 transitions. [2021-11-13 23:50:48,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 16943 transitions. [2021-11-13 23:50:48,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:48,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:48,871 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:48,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:49,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:49,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:49,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17187 states to 1469 states and 17187 transitions. [2021-11-13 23:50:49,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 17187 transitions. [2021-11-13 23:50:49,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:49,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:49,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:49,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:49,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:49,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:49,198 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:49,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:49,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:49,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:49,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:49,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17433 states to 1472 states and 17433 transitions. [2021-11-13 23:50:49,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 17433 transitions. [2021-11-13 23:50:49,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:49,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:49,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:49,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:49,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:49,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:49,547 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:49,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:49,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:49,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:49,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17681 states to 1475 states and 17681 transitions. [2021-11-13 23:50:49,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 17681 transitions. [2021-11-13 23:50:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:49,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:49,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:49,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:49,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:49,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:49,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:49,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:49,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:49,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17931 states to 1478 states and 17931 transitions. [2021-11-13 23:50:49,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 17931 transitions. [2021-11-13 23:50:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:49,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:49,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:49,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:49,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:49,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:49,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:49,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:49,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:49,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18183 states to 1481 states and 18183 transitions. [2021-11-13 23:50:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 18183 transitions. [2021-11-13 23:50:49,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:49,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:49,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:49,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:49,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:49,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:49,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:49,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:49,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:49,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18437 states to 1484 states and 18437 transitions. [2021-11-13 23:50:49,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 18437 transitions. [2021-11-13 23:50:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,064 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:50,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:50,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:50,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:50,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:50,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18693 states to 1487 states and 18693 transitions. [2021-11-13 23:50:50,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 18693 transitions. [2021-11-13 23:50:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:50,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18951 states to 1490 states and 18951 transitions. [2021-11-13 23:50:50,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 18951 transitions. [2021-11-13 23:50:50,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:50,405 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:50,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:50,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:50,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:50,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19211 states to 1493 states and 19211 transitions. [2021-11-13 23:50:50,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 19211 transitions. [2021-11-13 23:50:50,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:50,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:50,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:50,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19473 states to 1496 states and 19473 transitions. [2021-11-13 23:50:50,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 19473 transitions. [2021-11-13 23:50:50,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:50,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:50,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:50,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19737 states to 1499 states and 19737 transitions. [2021-11-13 23:50:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 19737 transitions. [2021-11-13 23:50:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:50,909 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:50,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:51,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:51,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:51,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:51,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20003 states to 1502 states and 20003 transitions. [2021-11-13 23:50:51,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 20003 transitions. [2021-11-13 23:50:51,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:51,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:51,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:51,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:51,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:51,238 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:51,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:51,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:51,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:51,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:51,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20271 states to 1505 states and 20271 transitions. [2021-11-13 23:50:51,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 20271 transitions. [2021-11-13 23:50:51,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:51,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:51,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:51,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:51,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:51,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:51,546 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:51,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:51,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:51,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:51,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20541 states to 1508 states and 20541 transitions. [2021-11-13 23:50:51,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 20541 transitions. [2021-11-13 23:50:51,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:51,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:51,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:51,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:51,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:51,801 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:51,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:51,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:51,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:51,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:51,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:51,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20813 states to 1511 states and 20813 transitions. [2021-11-13 23:50:51,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 20813 transitions. [2021-11-13 23:50:51,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:51,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:51,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:52,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:52,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:52,049 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:52,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:52,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:52,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:52,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:52,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:52,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21087 states to 1514 states and 21087 transitions. [2021-11-13 23:50:52,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 21087 transitions. [2021-11-13 23:50:52,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:52,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:52,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:52,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:52,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:52,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:52,326 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:52,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:52,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:52,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:52,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21363 states to 1517 states and 21363 transitions. [2021-11-13 23:50:52,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 21363 transitions. [2021-11-13 23:50:52,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:52,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:52,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:52,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:52,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:52,633 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:52,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:52,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:52,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:52,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:52,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21641 states to 1520 states and 21641 transitions. [2021-11-13 23:50:52,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 21641 transitions. [2021-11-13 23:50:52,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:52,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:52,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:52,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:52,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:52,930 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:52,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:53,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:53,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:53,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:53,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21921 states to 1523 states and 21921 transitions. [2021-11-13 23:50:53,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 21921 transitions. [2021-11-13 23:50:53,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:53,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:53,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:53,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:53,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:53,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:53,240 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:53,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:53,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:53,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:53,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:53,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22203 states to 1526 states and 22203 transitions. [2021-11-13 23:50:53,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 22203 transitions. [2021-11-13 23:50:53,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:53,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:53,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:53,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:53,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:53,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:53,571 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:53,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:53,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:53,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:53,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:53,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22487 states to 1529 states and 22487 transitions. [2021-11-13 23:50:53,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 22487 transitions. [2021-11-13 23:50:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:53,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:53,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:53,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:53,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:53,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:53,904 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:53,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:54,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:54,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22773 states to 1532 states and 22773 transitions. [2021-11-13 23:50:54,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 22773 transitions. [2021-11-13 23:50:54,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:54,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:54,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:54,213 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:54,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:54,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23061 states to 1535 states and 23061 transitions. [2021-11-13 23:50:54,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 23061 transitions. [2021-11-13 23:50:54,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:54,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:54,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:54,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23351 states to 1538 states and 23351 transitions. [2021-11-13 23:50:54,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 23351 transitions. [2021-11-13 23:50:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:54,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:54,550 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:54,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:54,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:54,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:54,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23643 states to 1541 states and 23643 transitions. [2021-11-13 23:50:54,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 23643 transitions. [2021-11-13 23:50:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:54,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:54,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:54,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23937 states to 1544 states and 23937 transitions. [2021-11-13 23:50:54,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 23937 transitions. [2021-11-13 23:50:54,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:54,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:54,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:54,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:54,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24233 states to 1547 states and 24233 transitions. [2021-11-13 23:50:54,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 24233 transitions. [2021-11-13 23:50:54,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:54,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:54,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:54,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:54,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24531 states to 1550 states and 24531 transitions. [2021-11-13 23:50:54,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 24531 transitions. [2021-11-13 23:50:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,064 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:55,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:55,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:55,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:55,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:55,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24831 states to 1553 states and 24831 transitions. [2021-11-13 23:50:55,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 24831 transitions. [2021-11-13 23:50:55,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:55,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:55,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:55,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:55,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:55,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25133 states to 1556 states and 25133 transitions. [2021-11-13 23:50:55,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 25133 transitions. [2021-11-13 23:50:55,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:55,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:55,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:55,434 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:55,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:55,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:55,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:55,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:55,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25437 states to 1559 states and 25437 transitions. [2021-11-13 23:50:55,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 25437 transitions. [2021-11-13 23:50:55,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:55,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:55,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:55,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:55,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:55,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25743 states to 1562 states and 25743 transitions. [2021-11-13 23:50:55,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 25743 transitions. [2021-11-13 23:50:55,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:55,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:55,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:55,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:55,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:55,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:55,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26051 states to 1565 states and 26051 transitions. [2021-11-13 23:50:55,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 26051 transitions. [2021-11-13 23:50:55,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:55,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:55,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:55,860 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:55,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:56,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:56,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26361 states to 1568 states and 26361 transitions. [2021-11-13 23:50:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 26361 transitions. [2021-11-13 23:50:56,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:56,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:56,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:56,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:56,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:56,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:56,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:56,172 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:56,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:56,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:56,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26673 states to 1571 states and 26673 transitions. [2021-11-13 23:50:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 26673 transitions. [2021-11-13 23:50:56,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:56,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:56,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:56,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:56,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:56,447 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:56,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:56,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:56,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:56,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:56,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:56,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26987 states to 1574 states and 26987 transitions. [2021-11-13 23:50:56,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 26987 transitions. [2021-11-13 23:50:56,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:56,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:56,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:56,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:56,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:56,746 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:56,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:56,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:56,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:56,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27303 states to 1577 states and 27303 transitions. [2021-11-13 23:50:56,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 27303 transitions. [2021-11-13 23:50:56,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:56,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:56,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:56,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:56,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:56,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:57,031 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:57,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:57,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:57,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:57,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27621 states to 1580 states and 27621 transitions. [2021-11-13 23:50:57,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 27621 transitions. [2021-11-13 23:50:57,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:57,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:57,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:57,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:57,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:57,343 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:57,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:57,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:57,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:57,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:57,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27941 states to 1583 states and 27941 transitions. [2021-11-13 23:50:57,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 27941 transitions. [2021-11-13 23:50:57,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:57,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:57,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:57,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:57,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:57,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:57,589 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:57,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:57,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:57,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:57,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28263 states to 1586 states and 28263 transitions. [2021-11-13 23:50:57,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 28263 transitions. [2021-11-13 23:50:57,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:57,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:57,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:57,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:57,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:57,905 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:57,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:57,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:58,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:58,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:58,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:58,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28587 states to 1589 states and 28587 transitions. [2021-11-13 23:50:58,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 28587 transitions. [2021-11-13 23:50:58,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:58,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:58,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:58,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:58,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:58,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:58,241 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:58,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:58,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:58,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:58,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:58,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28913 states to 1592 states and 28913 transitions. [2021-11-13 23:50:58,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 28913 transitions. [2021-11-13 23:50:58,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:58,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:58,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:58,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:58,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:58,564 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:58,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:58,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:58,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:58,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:58,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29241 states to 1595 states and 29241 transitions. [2021-11-13 23:50:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 29241 transitions. [2021-11-13 23:50:58,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:58,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:58,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:58,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:58,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:58,832 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:58,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:58,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:59,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:59,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:59,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:59,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29571 states to 1598 states and 29571 transitions. [2021-11-13 23:50:59,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 29571 transitions. [2021-11-13 23:50:59,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:59,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:59,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:59,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:59,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:59,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:50:59,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:59,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:59,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29903 states to 1601 states and 29903 transitions. [2021-11-13 23:50:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 29903 transitions. [2021-11-13 23:50:59,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:59,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:59,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:59,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:59,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:59,207 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:59,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:59,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:59,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:59,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:59,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:59,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30237 states to 1604 states and 30237 transitions. [2021-11-13 23:50:59,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 30237 transitions. [2021-11-13 23:50:59,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:59,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:59,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:59,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:59,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:59,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:59,534 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:59,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:59,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:59,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:59,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30573 states to 1607 states and 30573 transitions. [2021-11-13 23:50:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 30573 transitions. [2021-11-13 23:50:59,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:59,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:59,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:59,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:59,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:59,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:59,807 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:59,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:59,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:59,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:59,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:00,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30911 states to 1610 states and 30911 transitions. [2021-11-13 23:51:00,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 30911 transitions. [2021-11-13 23:51:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:00,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:00,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:00,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:00,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:00,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:00,085 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:00,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:00,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:00,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:00,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31251 states to 1613 states and 31251 transitions. [2021-11-13 23:51:00,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 31251 transitions. [2021-11-13 23:51:00,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:00,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:00,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:00,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:00,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:00,383 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:00,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:00,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:00,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:00,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:00,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31593 states to 1616 states and 31593 transitions. [2021-11-13 23:51:00,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 31593 transitions. [2021-11-13 23:51:00,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:00,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:00,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:00,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:00,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:00,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:00,716 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:00,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:00,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:00,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:00,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31937 states to 1619 states and 31937 transitions. [2021-11-13 23:51:00,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 31937 transitions. [2021-11-13 23:51:00,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:00,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:00,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:00,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:00,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:00,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:01,039 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:01,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:01,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:01,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:01,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:01,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32283 states to 1622 states and 32283 transitions. [2021-11-13 23:51:01,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 32283 transitions. [2021-11-13 23:51:01,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:01,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:01,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:01,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:01,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:01,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:01,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:01,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:01,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32631 states to 1625 states and 32631 transitions. [2021-11-13 23:51:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 32631 transitions. [2021-11-13 23:51:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:01,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:01,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:01,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:01,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:01,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:01,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:01,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:01,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:01,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32981 states to 1628 states and 32981 transitions. [2021-11-13 23:51:01,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 32981 transitions. [2021-11-13 23:51:01,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:01,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:01,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:01,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:01,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:01,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:01,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:01,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:01,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33333 states to 1631 states and 33333 transitions. [2021-11-13 23:51:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 33333 transitions. [2021-11-13 23:51:01,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:01,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:01,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:01,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:01,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:01,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:01,662 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:01,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:01,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:01,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:01,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33687 states to 1634 states and 33687 transitions. [2021-11-13 23:51:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 33687 transitions. [2021-11-13 23:51:01,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:01,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:01,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:01,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:01,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:01,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:01,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:01,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:01,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34043 states to 1637 states and 34043 transitions. [2021-11-13 23:51:01,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 34043 transitions. [2021-11-13 23:51:01,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:01,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:01,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:02,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:02,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:02,056 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:02,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:02,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:02,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:02,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:02,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34401 states to 1640 states and 34401 transitions. [2021-11-13 23:51:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 34401 transitions. [2021-11-13 23:51:02,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:02,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:02,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:02,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:02,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:02,314 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:02,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:02,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:02,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:02,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:02,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34761 states to 1643 states and 34761 transitions. [2021-11-13 23:51:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 34761 transitions. [2021-11-13 23:51:02,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:02,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:02,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:02,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:02,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:02,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:02,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:02,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:02,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35123 states to 1646 states and 35123 transitions. [2021-11-13 23:51:02,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 35123 transitions. [2021-11-13 23:51:02,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:02,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:02,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:02,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:02,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:02,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:02,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:02,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35487 states to 1649 states and 35487 transitions. [2021-11-13 23:51:02,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 35487 transitions. [2021-11-13 23:51:02,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:02,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:02,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:02,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:02,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:02,776 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:02,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:02,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:02,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:02,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:02,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35853 states to 1652 states and 35853 transitions. [2021-11-13 23:51:02,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 35853 transitions. [2021-11-13 23:51:02,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:02,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:02,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:03,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:03,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:03,074 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:03,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:03,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:03,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:03,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:03,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36221 states to 1655 states and 36221 transitions. [2021-11-13 23:51:03,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 36221 transitions. [2021-11-13 23:51:03,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:03,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:03,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:03,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:03,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:03,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:03,348 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:03,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:03,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:03,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:03,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36591 states to 1658 states and 36591 transitions. [2021-11-13 23:51:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 36591 transitions. [2021-11-13 23:51:03,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:03,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:03,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:03,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:03,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:03,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:03,638 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:03,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:03,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:03,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36963 states to 1661 states and 36963 transitions. [2021-11-13 23:51:03,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 36963 transitions. [2021-11-13 23:51:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:03,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:03,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:03,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:03,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:03,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:03,990 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:03,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:04,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:04,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:04,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37337 states to 1664 states and 37337 transitions. [2021-11-13 23:51:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 37337 transitions. [2021-11-13 23:51:04,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:04,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:04,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:04,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:04,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:04,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:04,340 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:04,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:04,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:04,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:04,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:04,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37713 states to 1667 states and 37713 transitions. [2021-11-13 23:51:04,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 37713 transitions. [2021-11-13 23:51:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:04,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:04,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:04,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:04,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:04,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:04,684 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:04,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:04,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:04,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:04,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:04,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38091 states to 1670 states and 38091 transitions. [2021-11-13 23:51:04,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 38091 transitions. [2021-11-13 23:51:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:04,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:04,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:04,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:04,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:05,039 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:05,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:05,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:05,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:05,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:05,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38471 states to 1673 states and 38471 transitions. [2021-11-13 23:51:05,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 38471 transitions. [2021-11-13 23:51:05,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:05,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:05,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:05,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:05,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:05,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:05,387 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:05,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:05,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:05,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:05,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38853 states to 1676 states and 38853 transitions. [2021-11-13 23:51:05,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 38853 transitions. [2021-11-13 23:51:05,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:05,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:05,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:05,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:05,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:05,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:05,677 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:05,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:05,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:05,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39237 states to 1679 states and 39237 transitions. [2021-11-13 23:51:05,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 39237 transitions. [2021-11-13 23:51:05,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:05,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:05,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:05,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:05,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:05,948 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:05,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:06,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:06,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:06,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:06,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:06,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39623 states to 1682 states and 39623 transitions. [2021-11-13 23:51:06,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 39623 transitions. [2021-11-13 23:51:06,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:06,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:06,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:06,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:06,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:06,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:06,279 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:06,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:06,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:06,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:06,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:06,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40011 states to 1685 states and 40011 transitions. [2021-11-13 23:51:06,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 40011 transitions. [2021-11-13 23:51:06,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:06,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:06,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:06,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:06,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:06,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:06,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:06,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:06,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40401 states to 1688 states and 40401 transitions. [2021-11-13 23:51:06,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 40401 transitions. [2021-11-13 23:51:06,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:06,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:06,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:06,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:06,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:06,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:06,721 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:06,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:06,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:06,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40793 states to 1691 states and 40793 transitions. [2021-11-13 23:51:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 40793 transitions. [2021-11-13 23:51:06,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:06,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:06,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:06,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:06,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:07,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:07,047 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:07,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:07,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:07,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:07,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:07,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41187 states to 1694 states and 41187 transitions. [2021-11-13 23:51:07,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 41187 transitions. [2021-11-13 23:51:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:07,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:07,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:07,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:07,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:07,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:07,437 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:07,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:07,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:07,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:07,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41583 states to 1697 states and 41583 transitions. [2021-11-13 23:51:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 41583 transitions. [2021-11-13 23:51:07,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:07,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:07,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:07,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:07,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:07,779 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:07,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:07,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:07,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:07,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41981 states to 1700 states and 41981 transitions. [2021-11-13 23:51:08,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 41981 transitions. [2021-11-13 23:51:08,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:08,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:08,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:08,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:08,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:08,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42381 states to 1703 states and 42381 transitions. [2021-11-13 23:51:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 42381 transitions. [2021-11-13 23:51:08,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:08,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:08,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:08,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:08,190 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:08,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:08,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:08,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:08,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42783 states to 1706 states and 42783 transitions. [2021-11-13 23:51:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 42783 transitions. [2021-11-13 23:51:08,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:08,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:08,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:08,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:08,454 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:08,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:08,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:08,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:08,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43187 states to 1709 states and 43187 transitions. [2021-11-13 23:51:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 43187 transitions. [2021-11-13 23:51:08,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:08,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:08,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:08,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:08,742 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:08,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:08,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:08,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43593 states to 1712 states and 43593 transitions. [2021-11-13 23:51:08,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 43593 transitions. [2021-11-13 23:51:08,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:08,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:09,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:09,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:09,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:09,073 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:09,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:09,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:09,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:09,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:09,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44001 states to 1715 states and 44001 transitions. [2021-11-13 23:51:09,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 44001 transitions. [2021-11-13 23:51:09,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:09,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:09,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:09,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:09,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:09,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:09,381 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:09,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:09,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:09,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:09,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:09,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44411 states to 1718 states and 44411 transitions. [2021-11-13 23:51:09,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 44411 transitions. [2021-11-13 23:51:09,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:09,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:09,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:09,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:09,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:09,735 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:09,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:09,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:09,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:09,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:09,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44823 states to 1721 states and 44823 transitions. [2021-11-13 23:51:09,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 44823 transitions. [2021-11-13 23:51:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:09,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:09,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:10,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:10,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:10,057 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:10,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:10,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:10,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:10,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:10,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45237 states to 1724 states and 45237 transitions. [2021-11-13 23:51:10,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 45237 transitions. [2021-11-13 23:51:10,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:10,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:10,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:10,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:10,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:10,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:10,363 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:10,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:10,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:10,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:10,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45653 states to 1727 states and 45653 transitions. [2021-11-13 23:51:10,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 45653 transitions. [2021-11-13 23:51:10,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:10,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:10,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:10,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:10,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:10,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:10,734 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:10,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:10,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:11,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:11,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46071 states to 1730 states and 46071 transitions. [2021-11-13 23:51:11,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 46071 transitions. [2021-11-13 23:51:11,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:11,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:11,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:11,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:11,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:11,107 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:11,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:11,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:11,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46491 states to 1733 states and 46491 transitions. [2021-11-13 23:51:11,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 46491 transitions. [2021-11-13 23:51:11,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:11,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:11,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:11,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:11,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:11,474 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:11,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:11,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:11,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46913 states to 1736 states and 46913 transitions. [2021-11-13 23:51:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 46913 transitions. [2021-11-13 23:51:11,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:11,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:11,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:11,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:11,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:11,756 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:11,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:11,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:11,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:11,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47337 states to 1739 states and 47337 transitions. [2021-11-13 23:51:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 47337 transitions. [2021-11-13 23:51:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:11,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:11,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:11,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:11,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:11,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:12,022 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:12,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:12,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:12,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:12,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:12,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47763 states to 1742 states and 47763 transitions. [2021-11-13 23:51:12,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 47763 transitions. [2021-11-13 23:51:12,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:12,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:12,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:12,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:12,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:12,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:12,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:12,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:12,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48191 states to 1745 states and 48191 transitions. [2021-11-13 23:51:12,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 48191 transitions. [2021-11-13 23:51:12,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:12,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:12,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:12,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:12,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:12,402 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:12,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:12,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:12,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:12,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:12,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:12,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48621 states to 1748 states and 48621 transitions. [2021-11-13 23:51:12,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 48621 transitions. [2021-11-13 23:51:12,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:12,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:12,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:12,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:12,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:12,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:12,682 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:12,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:12,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:12,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:12,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49053 states to 1751 states and 49053 transitions. [2021-11-13 23:51:12,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 49053 transitions. [2021-11-13 23:51:12,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:12,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:12,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:12,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:12,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:12,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:13,029 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:13,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:13,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:13,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49487 states to 1754 states and 49487 transitions. [2021-11-13 23:51:13,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 49487 transitions. [2021-11-13 23:51:13,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:13,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:13,352 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:13,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:13,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:13,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49923 states to 1757 states and 49923 transitions. [2021-11-13 23:51:13,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 49923 transitions. [2021-11-13 23:51:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:13,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,629 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:13,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:13,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:13,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50361 states to 1760 states and 50361 transitions. [2021-11-13 23:51:13,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 50361 transitions. [2021-11-13 23:51:13,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:13,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:13,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:13,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50801 states to 1763 states and 50801 transitions. [2021-11-13 23:51:13,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 50801 transitions. [2021-11-13 23:51:13,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:13,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:14,022 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:14,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:14,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:14,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:14,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51243 states to 1766 states and 51243 transitions. [2021-11-13 23:51:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 51243 transitions. [2021-11-13 23:51:14,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:14,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:14,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:14,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:14,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:14,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:14,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:14,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:14,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:14,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51687 states to 1769 states and 51687 transitions. [2021-11-13 23:51:14,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 51687 transitions. [2021-11-13 23:51:14,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:14,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:14,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:14,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:14,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:14,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:14,498 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:14,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:14,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:14,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:14,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:14,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52133 states to 1772 states and 52133 transitions. [2021-11-13 23:51:14,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 52133 transitions. [2021-11-13 23:51:14,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:14,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:14,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:14,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:14,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:14,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:14,816 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:14,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:14,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:14,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:14,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52581 states to 1775 states and 52581 transitions. [2021-11-13 23:51:15,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 52581 transitions. [2021-11-13 23:51:15,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:15,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:15,093 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:15,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:15,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:15,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:15,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53031 states to 1778 states and 53031 transitions. [2021-11-13 23:51:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 53031 transitions. [2021-11-13 23:51:15,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:15,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,385 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:15,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:15,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:15,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:15,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53483 states to 1781 states and 53483 transitions. [2021-11-13 23:51:15,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 53483 transitions. [2021-11-13 23:51:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:15,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:15,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:15,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:15,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53937 states to 1784 states and 53937 transitions. [2021-11-13 23:51:15,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 53937 transitions. [2021-11-13 23:51:15,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:15,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,758 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:15,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:15,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:15,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:15,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:15,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54393 states to 1787 states and 54393 transitions. [2021-11-13 23:51:15,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 54393 transitions. [2021-11-13 23:51:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:15,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:16,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:16,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:16,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:16,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:16,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:16,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:16,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54851 states to 1790 states and 54851 transitions. [2021-11-13 23:51:16,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 54851 transitions. [2021-11-13 23:51:16,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:16,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:16,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:16,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:16,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:16,164 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:16,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:16,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:16,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:16,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:16,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:16,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55311 states to 1793 states and 55311 transitions. [2021-11-13 23:51:16,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 55311 transitions. [2021-11-13 23:51:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:16,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:16,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:16,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:16,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:16,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:16,511 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:16,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:16,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:16,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55773 states to 1796 states and 55773 transitions. [2021-11-13 23:51:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 55773 transitions. [2021-11-13 23:51:16,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:16,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:16,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:16,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:16,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:16,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:16,887 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:16,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:17,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:17,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:17,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56237 states to 1799 states and 56237 transitions. [2021-11-13 23:51:17,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 56237 transitions. [2021-11-13 23:51:17,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:17,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:17,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:17,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:17,193 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:17,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:17,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:17,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:17,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:17,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56703 states to 1802 states and 56703 transitions. [2021-11-13 23:51:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 56703 transitions. [2021-11-13 23:51:17,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:17,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:17,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:17,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:17,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:17,515 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:17,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:17,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:17,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:17,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:17,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57171 states to 1805 states and 57171 transitions. [2021-11-13 23:51:17,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 57171 transitions. [2021-11-13 23:51:17,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:17,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:17,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:17,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:17,830 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:17,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:17,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:18,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:18,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:18,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57641 states to 1808 states and 57641 transitions. [2021-11-13 23:51:18,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 57641 transitions. [2021-11-13 23:51:18,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:18,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:18,119 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:18,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:18,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:18,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:18,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58113 states to 1811 states and 58113 transitions. [2021-11-13 23:51:18,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 58113 transitions. [2021-11-13 23:51:18,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:18,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,437 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:18,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:18,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:18,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:18,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58587 states to 1814 states and 58587 transitions. [2021-11-13 23:51:18,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 58587 transitions. [2021-11-13 23:51:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:18,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:18,731 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:18,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:18,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:18,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59063 states to 1817 states and 59063 transitions. [2021-11-13 23:51:18,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 59063 transitions. [2021-11-13 23:51:18,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:18,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:19,026 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:19,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:19,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:19,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:19,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59541 states to 1820 states and 59541 transitions. [2021-11-13 23:51:19,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 59541 transitions. [2021-11-13 23:51:19,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:19,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:19,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:19,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:19,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:19,354 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:19,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:19,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:19,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:19,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:19,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60021 states to 1823 states and 60021 transitions. [2021-11-13 23:51:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 60021 transitions. [2021-11-13 23:51:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:19,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:19,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:19,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:19,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:19,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:19,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:19,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60503 states to 1826 states and 60503 transitions. [2021-11-13 23:51:19,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 60503 transitions. [2021-11-13 23:51:19,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:19,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:19,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:19,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:19,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:19,775 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:19,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:19,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:19,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:20,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60987 states to 1829 states and 60987 transitions. [2021-11-13 23:51:20,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 60987 transitions. [2021-11-13 23:51:20,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:20,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:20,118 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:20,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:20,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:20,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:20,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61473 states to 1832 states and 61473 transitions. [2021-11-13 23:51:20,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 61473 transitions. [2021-11-13 23:51:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:20,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:20,392 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:20,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:20,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:20,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61961 states to 1835 states and 61961 transitions. [2021-11-13 23:51:20,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 61961 transitions. [2021-11-13 23:51:20,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:20,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:20,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:20,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:20,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62451 states to 1838 states and 62451 transitions. [2021-11-13 23:51:20,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 62451 transitions. [2021-11-13 23:51:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:20,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:20,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:20,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:20,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62943 states to 1841 states and 62943 transitions. [2021-11-13 23:51:20,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 62943 transitions. [2021-11-13 23:51:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:20,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,867 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:20,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:20,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:21,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:21,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63437 states to 1844 states and 63437 transitions. [2021-11-13 23:51:21,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 63437 transitions. [2021-11-13 23:51:21,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:21,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,148 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:21,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:21,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:21,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:21,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63933 states to 1847 states and 63933 transitions. [2021-11-13 23:51:21,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 63933 transitions. [2021-11-13 23:51:21,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:21,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:21,464 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:21,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:21,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:21,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64431 states to 1850 states and 64431 transitions. [2021-11-13 23:51:21,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 64431 transitions. [2021-11-13 23:51:21,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:21,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:21,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:21,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64931 states to 1853 states and 64931 transitions. [2021-11-13 23:51:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 64931 transitions. [2021-11-13 23:51:21,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:21,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:21,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65433 states to 1856 states and 65433 transitions. [2021-11-13 23:51:21,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 65433 transitions. [2021-11-13 23:51:21,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:21,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:21,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65937 states to 1859 states and 65937 transitions. [2021-11-13 23:51:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 65937 transitions. [2021-11-13 23:51:21,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:21,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:22,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:22,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:22,050 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:22,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:22,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:22,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:22,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66443 states to 1862 states and 66443 transitions. [2021-11-13 23:51:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 66443 transitions. [2021-11-13 23:51:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:22,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:22,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:22,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:22,400 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:22,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:22,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:22,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:22,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66951 states to 1865 states and 66951 transitions. [2021-11-13 23:51:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 66951 transitions. [2021-11-13 23:51:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:22,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:22,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:22,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:22,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:22,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:22,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67461 states to 1868 states and 67461 transitions. [2021-11-13 23:51:22,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 67461 transitions. [2021-11-13 23:51:22,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:22,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:22,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:22,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:22,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:22,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67973 states to 1871 states and 67973 transitions. [2021-11-13 23:51:22,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 67973 transitions. [2021-11-13 23:51:22,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:22,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,078 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:23,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:23,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:23,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:23,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:23,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:23,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68487 states to 1874 states and 68487 transitions. [2021-11-13 23:51:23,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 68487 transitions. [2021-11-13 23:51:23,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:23,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:23,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,457 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:23,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:23,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:23,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:23,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:23,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69003 states to 1877 states and 69003 transitions. [2021-11-13 23:51:23,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 69003 transitions. [2021-11-13 23:51:23,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:23,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:23,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,745 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:23,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:23,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:23,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:23,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:23,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:23,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69521 states to 1880 states and 69521 transitions. [2021-11-13 23:51:23,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 69521 transitions. [2021-11-13 23:51:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:23,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:23,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:24,029 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:24,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:24,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:24,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:24,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:24,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70041 states to 1883 states and 70041 transitions. [2021-11-13 23:51:24,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 70041 transitions. [2021-11-13 23:51:24,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:24,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:24,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:24,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:24,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:24,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:24,326 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:24,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:24,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:24,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:24,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:24,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70563 states to 1886 states and 70563 transitions. [2021-11-13 23:51:24,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 70563 transitions. [2021-11-13 23:51:24,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:24,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:24,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:24,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:24,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:24,649 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:24,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:24,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:24,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:24,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:24,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:24,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71087 states to 1889 states and 71087 transitions. [2021-11-13 23:51:24,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 71087 transitions. [2021-11-13 23:51:24,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:24,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:24,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:25,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:25,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:25,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:25,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71613 states to 1892 states and 71613 transitions. [2021-11-13 23:51:25,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 71613 transitions. [2021-11-13 23:51:25,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:25,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:25,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:25,203 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:25,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:25,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:25,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:25,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72141 states to 1895 states and 72141 transitions. [2021-11-13 23:51:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 72141 transitions. [2021-11-13 23:51:25,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:25,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:25,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:25,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:25,511 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:25,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:25,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:25,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:25,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72671 states to 1898 states and 72671 transitions. [2021-11-13 23:51:25,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 72671 transitions. [2021-11-13 23:51:25,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:25,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:25,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:25,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:25,808 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:25,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:25,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:26,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:26,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73203 states to 1901 states and 73203 transitions. [2021-11-13 23:51:26,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 73203 transitions. [2021-11-13 23:51:26,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:26,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:26,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:26,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:26,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:26,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:26,143 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:26,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:26,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:26,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73737 states to 1904 states and 73737 transitions. [2021-11-13 23:51:26,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 73737 transitions. [2021-11-13 23:51:26,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:26,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:26,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:26,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:26,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:26,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:26,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:26,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:26,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74273 states to 1907 states and 74273 transitions. [2021-11-13 23:51:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 74273 transitions. [2021-11-13 23:51:26,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:26,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:26,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:26,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:26,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:26,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:26,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:26,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74811 states to 1910 states and 74811 transitions. [2021-11-13 23:51:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 74811 transitions. [2021-11-13 23:51:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:26,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:26,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:26,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:26,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:26,741 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:26,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:26,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:26,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:26,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:26,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75351 states to 1913 states and 75351 transitions. [2021-11-13 23:51:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 75351 transitions. [2021-11-13 23:51:27,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:27,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:27,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:27,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:27,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:27,080 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:27,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:27,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:27,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75893 states to 1916 states and 75893 transitions. [2021-11-13 23:51:27,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 75893 transitions. [2021-11-13 23:51:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:27,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:27,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:27,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:27,361 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:27,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:27,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:27,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:27,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:27,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:27,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76437 states to 1919 states and 76437 transitions. [2021-11-13 23:51:27,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 76437 transitions. [2021-11-13 23:51:27,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:27,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:27,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:27,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:27,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:27,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:27,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:27,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76983 states to 1922 states and 76983 transitions. [2021-11-13 23:51:27,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 76983 transitions. [2021-11-13 23:51:27,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:27,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:27,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:27,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:27,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:27,755 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:27,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:27,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:27,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:28,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:28,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77531 states to 1925 states and 77531 transitions. [2021-11-13 23:51:28,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 77531 transitions. [2021-11-13 23:51:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:28,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:28,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:28,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:28,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:28,168 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:28,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:28,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:28,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:28,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:28,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:28,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78081 states to 1928 states and 78081 transitions. [2021-11-13 23:51:28,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 78081 transitions. [2021-11-13 23:51:28,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:28,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:28,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:28,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:28,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:28,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:28,534 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:28,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:28,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:28,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:28,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:28,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78633 states to 1931 states and 78633 transitions. [2021-11-13 23:51:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 78633 transitions. [2021-11-13 23:51:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:28,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:28,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:28,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:28,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:28,852 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:28,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:28,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:29,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:29,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:29,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79187 states to 1934 states and 79187 transitions. [2021-11-13 23:51:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 79187 transitions. [2021-11-13 23:51:29,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:29,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:29,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:29,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:29,161 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:29,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:29,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:29,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:29,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79743 states to 1937 states and 79743 transitions. [2021-11-13 23:51:29,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 79743 transitions. [2021-11-13 23:51:29,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:29,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:29,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:29,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:29,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:29,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:29,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80301 states to 1940 states and 80301 transitions. [2021-11-13 23:51:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 80301 transitions. [2021-11-13 23:51:29,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:29,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:29,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:29,567 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:29,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:29,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:29,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:29,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:29,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80861 states to 1943 states and 80861 transitions. [2021-11-13 23:51:29,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 80861 transitions. [2021-11-13 23:51:29,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:29,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:29,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:29,854 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:29,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:29,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:30,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:30,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:30,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:30,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81423 states to 1946 states and 81423 transitions. [2021-11-13 23:51:30,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 81423 transitions. [2021-11-13 23:51:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:30,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:30,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:30,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:30,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:30,162 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:30,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:30,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:30,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:30,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:30,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:30,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81987 states to 1949 states and 81987 transitions. [2021-11-13 23:51:30,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 81987 transitions. [2021-11-13 23:51:30,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:30,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:30,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:30,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:30,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:30,473 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:30,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:30,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:30,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:30,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:30,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:30,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82553 states to 1952 states and 82553 transitions. [2021-11-13 23:51:30,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 82553 transitions. [2021-11-13 23:51:30,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:30,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:30,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:30,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:30,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:30,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:30,803 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:30,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:30,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:30,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:30,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:31,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83121 states to 1955 states and 83121 transitions. [2021-11-13 23:51:31,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 83121 transitions. [2021-11-13 23:51:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:31,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:31,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:31,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:31,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:31,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:31,105 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:31,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:31,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:31,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:31,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:31,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83691 states to 1958 states and 83691 transitions. [2021-11-13 23:51:31,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 83691 transitions. [2021-11-13 23:51:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:31,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:31,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:31,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:31,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:31,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:31,425 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:31,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:31,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:31,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:31,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:31,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84263 states to 1961 states and 84263 transitions. [2021-11-13 23:51:31,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 84263 transitions. [2021-11-13 23:51:31,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:31,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:31,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:31,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:31,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:31,729 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:31,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:31,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:31,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:31,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:31,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84837 states to 1964 states and 84837 transitions. [2021-11-13 23:51:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 84837 transitions. [2021-11-13 23:51:31,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:31,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:31,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:32,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:32,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:32,056 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:32,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:32,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:32,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:32,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:32,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85413 states to 1967 states and 85413 transitions. [2021-11-13 23:51:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 85413 transitions. [2021-11-13 23:51:32,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:32,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:32,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:32,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:32,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:32,366 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:32,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:32,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:32,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:32,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:32,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:32,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85991 states to 1970 states and 85991 transitions. [2021-11-13 23:51:32,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 85991 transitions. [2021-11-13 23:51:32,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:32,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:32,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:32,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:32,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:32,703 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:32,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:32,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:32,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:32,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:32,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:32,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86571 states to 1973 states and 86571 transitions. [2021-11-13 23:51:32,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 86571 transitions. [2021-11-13 23:51:32,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:32,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:32,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:32,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:32,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:32,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:32,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:32,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:33,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:33,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87153 states to 1976 states and 87153 transitions. [2021-11-13 23:51:33,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 87153 transitions. [2021-11-13 23:51:33,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:33,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:33,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:33,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:33,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:33,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:33,110 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:33,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:33,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:33,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:33,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87737 states to 1979 states and 87737 transitions. [2021-11-13 23:51:33,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 87737 transitions. [2021-11-13 23:51:33,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:33,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:33,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:33,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:33,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:33,405 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:33,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:33,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:33,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:33,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:33,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88323 states to 1982 states and 88323 transitions. [2021-11-13 23:51:33,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 88323 transitions. [2021-11-13 23:51:33,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:33,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:33,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:33,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:33,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:33,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:33,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:33,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:33,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:33,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88911 states to 1985 states and 88911 transitions. [2021-11-13 23:51:33,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 88911 transitions. [2021-11-13 23:51:33,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:33,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:33,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:33,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:33,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:33,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:33,875 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:33,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:34,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:34,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89501 states to 1988 states and 89501 transitions. [2021-11-13 23:51:34,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 89501 transitions. [2021-11-13 23:51:34,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:34,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:34,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:34,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:34,186 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:34,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:34,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:34,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:34,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90093 states to 1991 states and 90093 transitions. [2021-11-13 23:51:34,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 90093 transitions. [2021-11-13 23:51:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:34,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:34,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:34,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:34,519 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:34,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:34,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:34,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:34,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90687 states to 1994 states and 90687 transitions. [2021-11-13 23:51:34,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 90687 transitions. [2021-11-13 23:51:34,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:34,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:34,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:34,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:34,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:34,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91283 states to 1997 states and 91283 transitions. [2021-11-13 23:51:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 91283 transitions. [2021-11-13 23:51:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:34,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:34,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:34,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:34,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:34,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:34,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91881 states to 2000 states and 91881 transitions. [2021-11-13 23:51:34,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 91881 transitions. [2021-11-13 23:51:34,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:34,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:35,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:35,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:35,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:35,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:35,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:35,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:35,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92481 states to 2003 states and 92481 transitions. [2021-11-13 23:51:35,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 92481 transitions. [2021-11-13 23:51:35,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:35,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:35,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:35,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:35,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:35,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:35,199 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:35,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:35,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:35,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:35,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:35,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93083 states to 2006 states and 93083 transitions. [2021-11-13 23:51:35,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 93083 transitions. [2021-11-13 23:51:35,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:35,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:35,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:35,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:35,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:35,498 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:35,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:35,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:35,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:35,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93687 states to 2009 states and 93687 transitions. [2021-11-13 23:51:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 93687 transitions. [2021-11-13 23:51:35,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:35,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:35,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:35,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:35,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:35,804 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:35,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:35,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:35,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:35,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:36,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:36,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94293 states to 2012 states and 94293 transitions. [2021-11-13 23:51:36,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 94293 transitions. [2021-11-13 23:51:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:36,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:36,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:36,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:36,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:36,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:36,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:36,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:36,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:36,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94901 states to 2015 states and 94901 transitions. [2021-11-13 23:51:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 94901 transitions. [2021-11-13 23:51:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:36,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:36,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:36,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:36,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:36,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:36,270 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:36,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:36,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:36,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:36,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:36,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95511 states to 2018 states and 95511 transitions. [2021-11-13 23:51:36,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 95511 transitions. [2021-11-13 23:51:36,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:36,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:36,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:36,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:36,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:36,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:36,566 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:36,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:36,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:36,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:36,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:36,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96123 states to 2021 states and 96123 transitions. [2021-11-13 23:51:36,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 96123 transitions. [2021-11-13 23:51:36,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:36,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:36,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:36,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:36,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:36,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:36,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:36,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:36,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:36,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96737 states to 2024 states and 96737 transitions. [2021-11-13 23:51:36,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 96737 transitions. [2021-11-13 23:51:36,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:36,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:36,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:36,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:36,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:37,007 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:37,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:37,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:37,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:37,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:37,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:37,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97353 states to 2027 states and 97353 transitions. [2021-11-13 23:51:37,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 97353 transitions. [2021-11-13 23:51:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:37,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:37,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:37,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:37,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:37,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:37,335 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:37,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:37,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:37,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:37,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97971 states to 2030 states and 97971 transitions. [2021-11-13 23:51:37,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 97971 transitions. [2021-11-13 23:51:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:37,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:37,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:37,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:37,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:37,669 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:37,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:37,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:37,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:37,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:37,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:37,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98591 states to 2033 states and 98591 transitions. [2021-11-13 23:51:37,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 98591 transitions. [2021-11-13 23:51:37,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:37,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:37,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:37,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:37,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:37,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:37,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:37,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:37,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99213 states to 2036 states and 99213 transitions. [2021-11-13 23:51:38,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 99213 transitions. [2021-11-13 23:51:38,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:38,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:38,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:38,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:38,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:38,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:38,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:38,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:38,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:38,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99837 states to 2039 states and 99837 transitions. [2021-11-13 23:51:38,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 99837 transitions. [2021-11-13 23:51:38,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:38,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:38,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:38,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:38,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:38,227 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:38,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:38,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:38,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:38,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:38,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:38,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100463 states to 2042 states and 100463 transitions. [2021-11-13 23:51:38,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 100463 transitions. [2021-11-13 23:51:38,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:38,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:38,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:38,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:38,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:38,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:38,564 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:38,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:38,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:38,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:38,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101091 states to 2045 states and 101091 transitions. [2021-11-13 23:51:38,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 101091 transitions. [2021-11-13 23:51:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:38,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:38,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:38,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:38,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:38,878 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:38,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:38,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:39,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:39,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:39,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:39,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101721 states to 2048 states and 101721 transitions. [2021-11-13 23:51:39,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 101721 transitions. [2021-11-13 23:51:39,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:39,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:39,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:39,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:39,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:39,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:39,196 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:39,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:39,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:39,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:39,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102353 states to 2051 states and 102353 transitions. [2021-11-13 23:51:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 102353 transitions. [2021-11-13 23:51:39,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:39,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:39,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:39,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:39,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:39,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:39,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:39,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:39,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:39,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102987 states to 2054 states and 102987 transitions. [2021-11-13 23:51:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 102987 transitions. [2021-11-13 23:51:39,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:39,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:39,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:39,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:39,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:39,663 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:39,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:39,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:39,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:39,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:39,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103623 states to 2057 states and 103623 transitions. [2021-11-13 23:51:39,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 103623 transitions. [2021-11-13 23:51:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:39,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:39,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:39,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:39,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:39,967 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:39,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:40,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:40,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:40,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:40,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104261 states to 2060 states and 104261 transitions. [2021-11-13 23:51:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 104261 transitions. [2021-11-13 23:51:40,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:40,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:40,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:40,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:40,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:40,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:40,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:40,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:40,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:40,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104901 states to 2063 states and 104901 transitions. [2021-11-13 23:51:40,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 104901 transitions. [2021-11-13 23:51:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:40,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:40,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:40,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:40,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:40,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:40,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:40,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:40,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:40,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105543 states to 2066 states and 105543 transitions. [2021-11-13 23:51:40,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 105543 transitions. [2021-11-13 23:51:40,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:40,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:40,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:40,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:40,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:40,529 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:40,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:40,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:40,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:40,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:40,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106187 states to 2069 states and 106187 transitions. [2021-11-13 23:51:40,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 106187 transitions. [2021-11-13 23:51:40,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:40,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:40,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:40,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:40,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:40,838 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:40,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:40,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:41,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:41,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:41,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:41,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106833 states to 2072 states and 106833 transitions. [2021-11-13 23:51:41,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 106833 transitions. [2021-11-13 23:51:41,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:41,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:41,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:41,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:41,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:41,166 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:41,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:41,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:41,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:41,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:41,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:41,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107481 states to 2075 states and 107481 transitions. [2021-11-13 23:51:41,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 107481 transitions. [2021-11-13 23:51:41,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:41,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:41,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:41,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:41,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:41,463 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:41,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:41,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:41,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:41,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:41,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108131 states to 2078 states and 108131 transitions. [2021-11-13 23:51:41,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 108131 transitions. [2021-11-13 23:51:41,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:41,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:41,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:41,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:41,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:41,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:41,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:41,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:41,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:41,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108783 states to 2081 states and 108783 transitions. [2021-11-13 23:51:41,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 108783 transitions. [2021-11-13 23:51:41,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:41,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:41,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:41,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:41,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:41,900 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:41,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:41,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:42,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:42,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:42,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109437 states to 2084 states and 109437 transitions. [2021-11-13 23:51:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 109437 transitions. [2021-11-13 23:51:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:42,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:42,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:42,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:42,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:42,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:42,214 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:42,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:42,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:42,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:42,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:42,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110093 states to 2087 states and 110093 transitions. [2021-11-13 23:51:42,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 110093 transitions. [2021-11-13 23:51:42,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:42,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:42,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:42,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:42,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:42,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:42,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:42,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:42,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:42,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110751 states to 2090 states and 110751 transitions. [2021-11-13 23:51:42,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 110751 transitions. [2021-11-13 23:51:42,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:42,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:42,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:42,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:42,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:42,700 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:42,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:42,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:42,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:42,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111411 states to 2093 states and 111411 transitions. [2021-11-13 23:51:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 111411 transitions. [2021-11-13 23:51:42,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:42,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:42,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:42,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:42,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:43,005 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:43,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:43,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:43,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:43,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:43,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:43,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112073 states to 2096 states and 112073 transitions. [2021-11-13 23:51:43,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 112073 transitions. [2021-11-13 23:51:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:43,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:43,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:43,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:43,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:43,312 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:43,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:43,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:43,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:43,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:43,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112737 states to 2099 states and 112737 transitions. [2021-11-13 23:51:43,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 112737 transitions. [2021-11-13 23:51:43,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:43,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:43,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:43,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:43,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:43,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:43,641 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:43,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:43,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:43,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113403 states to 2102 states and 113403 transitions. [2021-11-13 23:51:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 113403 transitions. [2021-11-13 23:51:43,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:43,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:43,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:43,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:43,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:43,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:43,971 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:43,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:44,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:44,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114071 states to 2105 states and 114071 transitions. [2021-11-13 23:51:44,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 114071 transitions. [2021-11-13 23:51:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:44,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:44,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:44,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:44,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:44,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:44,307 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:44,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:44,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:44,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:44,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:44,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114741 states to 2108 states and 114741 transitions. [2021-11-13 23:51:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 114741 transitions. [2021-11-13 23:51:44,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:44,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:44,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:44,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:44,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:44,645 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:44,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:44,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:44,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:44,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:44,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115413 states to 2111 states and 115413 transitions. [2021-11-13 23:51:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 115413 transitions. [2021-11-13 23:51:44,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:44,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:44,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:44,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:44,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:44,956 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:44,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:45,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:45,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:45,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:45,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116087 states to 2114 states and 116087 transitions. [2021-11-13 23:51:45,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 116087 transitions. [2021-11-13 23:51:45,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:45,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:45,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:45,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:45,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:45,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:45,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:45,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:45,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116763 states to 2117 states and 116763 transitions. [2021-11-13 23:51:45,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 116763 transitions. [2021-11-13 23:51:45,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:45,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:45,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:45,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:45,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:45,432 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:45,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:45,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:45,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:45,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117441 states to 2120 states and 117441 transitions. [2021-11-13 23:51:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 117441 transitions. [2021-11-13 23:51:45,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:45,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:45,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:45,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:45,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:45,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:45,756 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:45,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:45,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:45,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:45,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:46,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118121 states to 2123 states and 118121 transitions. [2021-11-13 23:51:46,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 118121 transitions. [2021-11-13 23:51:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:46,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:46,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:46,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:46,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:46,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:46,097 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:46,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:46,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:46,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:46,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:46,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118803 states to 2126 states and 118803 transitions. [2021-11-13 23:51:46,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 118803 transitions. [2021-11-13 23:51:46,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:46,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:46,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:46,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:46,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:46,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:46,424 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:46,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:46,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:46,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:46,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:46,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119487 states to 2129 states and 119487 transitions. [2021-11-13 23:51:46,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 119487 transitions. [2021-11-13 23:51:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:46,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:46,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:46,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:46,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:46,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:46,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:46,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:46,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120173 states to 2132 states and 120173 transitions. [2021-11-13 23:51:46,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 120173 transitions. [2021-11-13 23:51:46,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:46,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:46,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:46,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:46,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:46,919 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:46,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:46,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:47,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:47,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:47,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120861 states to 2135 states and 120861 transitions. [2021-11-13 23:51:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 120861 transitions. [2021-11-13 23:51:47,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:47,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:47,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:47,246 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:47,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:47,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:47,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:47,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121551 states to 2138 states and 121551 transitions. [2021-11-13 23:51:47,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 121551 transitions. [2021-11-13 23:51:47,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:47,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:47,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:47,579 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:47,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:47,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:47,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:47,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:47,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122243 states to 2141 states and 122243 transitions. [2021-11-13 23:51:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 122243 transitions. [2021-11-13 23:51:47,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:47,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:47,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:47,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:47,987 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:47,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:48,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:48,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122937 states to 2144 states and 122937 transitions. [2021-11-13 23:51:48,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 122937 transitions. [2021-11-13 23:51:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:48,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:48,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:48,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:48,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:48,299 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:48,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:48,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:48,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:48,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:48,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123633 states to 2147 states and 123633 transitions. [2021-11-13 23:51:48,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 123633 transitions. [2021-11-13 23:51:48,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:48,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:48,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:48,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:48,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:48,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:48,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:48,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:48,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124331 states to 2150 states and 124331 transitions. [2021-11-13 23:51:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 124331 transitions. [2021-11-13 23:51:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:48,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:48,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:48,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:48,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:48,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:48,775 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:48,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:48,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:48,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125031 states to 2153 states and 125031 transitions. [2021-11-13 23:51:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 125031 transitions. [2021-11-13 23:51:49,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:49,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:49,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:49,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:49,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:49,104 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:49,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:49,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:49,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:49,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125733 states to 2156 states and 125733 transitions. [2021-11-13 23:51:49,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 125733 transitions. [2021-11-13 23:51:49,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:49,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:49,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:49,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:49,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:49,465 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:49,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:49,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:49,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:49,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:49,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126437 states to 2159 states and 126437 transitions. [2021-11-13 23:51:49,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 126437 transitions. [2021-11-13 23:51:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:49,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:49,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:49,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:49,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:49,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:49,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:49,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:49,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:49,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127143 states to 2162 states and 127143 transitions. [2021-11-13 23:51:49,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 127143 transitions. [2021-11-13 23:51:49,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:49,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:49,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:49,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:49,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:49,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:49,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:49,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:50,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127851 states to 2165 states and 127851 transitions. [2021-11-13 23:51:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 127851 transitions. [2021-11-13 23:51:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:50,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:50,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:50,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:50,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:50,123 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:50,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:50,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:50,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:50,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:50,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128561 states to 2168 states and 128561 transitions. [2021-11-13 23:51:50,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 128561 transitions. [2021-11-13 23:51:50,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:50,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:50,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:50,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:50,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:50,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:50,441 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:50,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:50,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:50,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:50,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129273 states to 2171 states and 129273 transitions. [2021-11-13 23:51:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 129273 transitions. [2021-11-13 23:51:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:50,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:50,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:50,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:50,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:50,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:50,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:50,795 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:50,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:50,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:50,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:51,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129987 states to 2174 states and 129987 transitions. [2021-11-13 23:51:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 129987 transitions. [2021-11-13 23:51:51,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:51,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:51,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:51,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:51,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:51,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:51,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:51,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:51,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130703 states to 2177 states and 130703 transitions. [2021-11-13 23:51:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 130703 transitions. [2021-11-13 23:51:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:51,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:51,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:51,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:51,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:51,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:51,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:51,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:51,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:51,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131421 states to 2180 states and 131421 transitions. [2021-11-13 23:51:51,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 131421 transitions. [2021-11-13 23:51:51,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:51,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:51,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:51,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:51,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:51,464 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:51,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:51,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:51,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:51,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:51,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132141 states to 2183 states and 132141 transitions. [2021-11-13 23:51:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 132141 transitions. [2021-11-13 23:51:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:51,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:51,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:51,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:51,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:51,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:51,791 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:51,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:51,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:51,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:52,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132863 states to 2186 states and 132863 transitions. [2021-11-13 23:51:52,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 132863 transitions. [2021-11-13 23:51:52,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:52,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:52,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:52,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:52,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:52,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:52,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:52,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:52,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:52,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133587 states to 2189 states and 133587 transitions. [2021-11-13 23:51:52,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 133587 transitions. [2021-11-13 23:51:52,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:52,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:52,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:52,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:52,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:52,280 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:52,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:52,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:52,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:52,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:52,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134313 states to 2192 states and 134313 transitions. [2021-11-13 23:51:52,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 134313 transitions. [2021-11-13 23:51:52,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:52,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:52,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:52,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:52,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:52,632 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:52,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:52,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:52,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:52,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:52,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:52,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135041 states to 2195 states and 135041 transitions. [2021-11-13 23:51:52,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 135041 transitions. [2021-11-13 23:51:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:52,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:52,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:52,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:52,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:52,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:53,026 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:53,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:53,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:53,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:53,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135771 states to 2198 states and 135771 transitions. [2021-11-13 23:51:53,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 135771 transitions. [2021-11-13 23:51:53,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:53,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:53,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:53,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:53,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:53,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:53,361 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:53,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:53,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:53,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:53,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136503 states to 2201 states and 136503 transitions. [2021-11-13 23:51:53,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 136503 transitions. [2021-11-13 23:51:53,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:53,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:53,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:53,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:53,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:53,768 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:53,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:53,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:53,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:53,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:53,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:54,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137237 states to 2204 states and 137237 transitions. [2021-11-13 23:51:54,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 137237 transitions. [2021-11-13 23:51:54,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:54,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:54,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:54,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:54,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:54,106 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:54,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:54,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:54,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:54,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:54,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:54,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137973 states to 2207 states and 137973 transitions. [2021-11-13 23:51:54,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 137973 transitions. [2021-11-13 23:51:54,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:54,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:54,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:54,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:54,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:54,452 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:54,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:54,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:54,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:54,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:54,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138711 states to 2210 states and 138711 transitions. [2021-11-13 23:51:54,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 138711 transitions. [2021-11-13 23:51:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:54,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:54,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:54,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:54,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:54,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:54,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:54,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:54,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:54,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139451 states to 2213 states and 139451 transitions. [2021-11-13 23:51:54,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 139451 transitions. [2021-11-13 23:51:54,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:54,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:54,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:54,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:54,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:54,988 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:54,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:55,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:55,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:55,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:55,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140193 states to 2216 states and 140193 transitions. [2021-11-13 23:51:55,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 140193 transitions. [2021-11-13 23:51:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:55,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:55,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:55,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:55,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:55,319 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:55,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:55,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:55,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:55,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140937 states to 2219 states and 140937 transitions. [2021-11-13 23:51:55,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 140937 transitions. [2021-11-13 23:51:55,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:55,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:55,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:55,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:55,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:55,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:55,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:55,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:55,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:55,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141683 states to 2222 states and 141683 transitions. [2021-11-13 23:51:55,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 141683 transitions. [2021-11-13 23:51:55,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:55,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:55,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:55,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:55,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:55,846 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:55,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:55,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:56,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:56,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:56,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142431 states to 2225 states and 142431 transitions. [2021-11-13 23:51:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 142431 transitions. [2021-11-13 23:51:56,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:56,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:56,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:56,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:56,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:56,217 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:56,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:56,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:56,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:56,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:56,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:56,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143181 states to 2228 states and 143181 transitions. [2021-11-13 23:51:56,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 143181 transitions. [2021-11-13 23:51:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:56,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:56,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:56,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:56,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:56,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:56,589 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:56,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:56,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:56,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143933 states to 2231 states and 143933 transitions. [2021-11-13 23:51:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 143933 transitions. [2021-11-13 23:51:56,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:56,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:56,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:56,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:56,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:56,968 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:56,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:57,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:57,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:57,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:57,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:57,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144687 states to 2234 states and 144687 transitions. [2021-11-13 23:51:57,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 144687 transitions. [2021-11-13 23:51:57,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:57,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:57,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:57,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:57,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:57,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:57,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:57,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:57,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:57,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145443 states to 2237 states and 145443 transitions. [2021-11-13 23:51:57,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 145443 transitions. [2021-11-13 23:51:57,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:57,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:57,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:57,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:57,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:57,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:57,504 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:57,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:57,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:57,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:57,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146201 states to 2240 states and 146201 transitions. [2021-11-13 23:51:57,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 146201 transitions. [2021-11-13 23:51:57,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:57,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:57,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:57,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:57,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:57,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:57,891 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:57,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:58,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:58,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:58,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146961 states to 2243 states and 146961 transitions. [2021-11-13 23:51:58,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 146961 transitions. [2021-11-13 23:51:58,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:58,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:58,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:58,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:58,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:58,226 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:58,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:58,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:58,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:58,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:58,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:58,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147723 states to 2246 states and 147723 transitions. [2021-11-13 23:51:58,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 147723 transitions. [2021-11-13 23:51:58,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:58,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:58,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:58,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:58,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:58,593 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:58,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:58,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:58,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:58,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148487 states to 2249 states and 148487 transitions. [2021-11-13 23:51:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 148487 transitions. [2021-11-13 23:51:58,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:58,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:58,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:58,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:58,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:58,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:58,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:58,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:59,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:59,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149253 states to 2252 states and 149253 transitions. [2021-11-13 23:51:59,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 149253 transitions. [2021-11-13 23:51:59,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:59,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:59,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:59,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:59,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:59,131 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:59,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:59,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:59,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:59,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:59,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150021 states to 2255 states and 150021 transitions. [2021-11-13 23:51:59,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 150021 transitions. [2021-11-13 23:51:59,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:59,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:59,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:59,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:59,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:59,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:59,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:59,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:59,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150791 states to 2258 states and 150791 transitions. [2021-11-13 23:51:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 150791 transitions. [2021-11-13 23:51:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:59,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:59,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:59,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:59,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:59,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:51:59,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:59,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:59,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151563 states to 2261 states and 151563 transitions. [2021-11-13 23:51:59,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 151563 transitions. [2021-11-13 23:51:59,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:59,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:59,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:59,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:59,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:59,971 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:59,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:00,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:00,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:00,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152337 states to 2264 states and 152337 transitions. [2021-11-13 23:52:00,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 152337 transitions. [2021-11-13 23:52:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:00,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:00,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:00,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:00,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:00,324 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:00,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:00,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:00,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:00,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:00,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153113 states to 2267 states and 153113 transitions. [2021-11-13 23:52:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 153113 transitions. [2021-11-13 23:52:00,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:00,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:00,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:00,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:00,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:00,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:00,684 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:00,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:00,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:00,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:00,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:00,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153891 states to 2270 states and 153891 transitions. [2021-11-13 23:52:00,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 153891 transitions. [2021-11-13 23:52:00,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:00,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:00,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:01,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:01,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:01,051 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:01,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:01,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:01,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:01,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:01,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:01,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154671 states to 2273 states and 154671 transitions. [2021-11-13 23:52:01,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 154671 transitions. [2021-11-13 23:52:01,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:01,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:01,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:01,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:01,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:01,455 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:01,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:01,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:01,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:01,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:01,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:01,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155453 states to 2276 states and 155453 transitions. [2021-11-13 23:52:01,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 155453 transitions. [2021-11-13 23:52:01,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:01,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:01,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:01,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:01,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:01,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:01,814 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:01,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:01,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:02,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:02,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156237 states to 2279 states and 156237 transitions. [2021-11-13 23:52:02,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 156237 transitions. [2021-11-13 23:52:02,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:02,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:02,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:02,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:02,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:02,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:02,182 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:02,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:02,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:02,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:02,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157023 states to 2282 states and 157023 transitions. [2021-11-13 23:52:02,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 157023 transitions. [2021-11-13 23:52:02,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:02,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:02,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:02,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:02,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:02,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:02,557 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:02,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:02,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:02,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:02,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:02,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157811 states to 2285 states and 157811 transitions. [2021-11-13 23:52:02,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 157811 transitions. [2021-11-13 23:52:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:02,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:02,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:02,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:02,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:02,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:02,943 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:02,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:03,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:03,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:03,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158601 states to 2288 states and 158601 transitions. [2021-11-13 23:52:03,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 158601 transitions. [2021-11-13 23:52:03,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:03,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:03,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:03,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:03,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:03,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:03,352 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:03,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:03,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:03,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:03,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:03,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159393 states to 2291 states and 159393 transitions. [2021-11-13 23:52:03,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 159393 transitions. [2021-11-13 23:52:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:03,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:03,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:03,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:03,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:03,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:03,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:03,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:03,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160187 states to 2294 states and 160187 transitions. [2021-11-13 23:52:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 160187 transitions. [2021-11-13 23:52:03,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:03,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:03,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:03,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:03,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:03,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:03,905 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:03,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:04,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:04,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:04,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160983 states to 2297 states and 160983 transitions. [2021-11-13 23:52:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 160983 transitions. [2021-11-13 23:52:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:04,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:04,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:04,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:04,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:04,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:04,289 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:04,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:04,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:04,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:04,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161781 states to 2300 states and 161781 transitions. [2021-11-13 23:52:04,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 161781 transitions. [2021-11-13 23:52:04,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:04,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:04,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:04,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:04,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:04,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:04,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:04,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:04,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:04,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162581 states to 2303 states and 162581 transitions. [2021-11-13 23:52:04,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 162581 transitions. [2021-11-13 23:52:04,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:04,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:04,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:04,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:04,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:04,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:04,931 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:04,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:05,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:05,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:05,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:05,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163383 states to 2306 states and 163383 transitions. [2021-11-13 23:52:05,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 163383 transitions. [2021-11-13 23:52:05,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:05,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:05,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:05,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:05,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:05,357 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:05,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:05,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:05,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:05,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:05,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164187 states to 2309 states and 164187 transitions. [2021-11-13 23:52:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 164187 transitions. [2021-11-13 23:52:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:05,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:05,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:05,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:05,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:05,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:05,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:05,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:05,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:05,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164993 states to 2312 states and 164993 transitions. [2021-11-13 23:52:05,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 164993 transitions. [2021-11-13 23:52:05,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:05,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:05,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:05,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:05,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:05,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:05,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:05,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:05,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:06,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165801 states to 2315 states and 165801 transitions. [2021-11-13 23:52:06,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 165801 transitions. [2021-11-13 23:52:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:06,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:06,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:06,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:06,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:06,107 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:06,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:06,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:06,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:06,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:06,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166611 states to 2318 states and 166611 transitions. [2021-11-13 23:52:06,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 166611 transitions. [2021-11-13 23:52:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:06,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:06,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:06,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:06,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:06,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:06,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:06,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:06,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:06,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167423 states to 2321 states and 167423 transitions. [2021-11-13 23:52:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 167423 transitions. [2021-11-13 23:52:06,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:06,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:06,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:06,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:06,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:06,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:06,670 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:06,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:06,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:06,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:06,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168237 states to 2324 states and 168237 transitions. [2021-11-13 23:52:06,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 168237 transitions. [2021-11-13 23:52:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:07,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:07,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:07,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:07,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:07,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:07,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:07,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:07,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169053 states to 2327 states and 169053 transitions. [2021-11-13 23:52:07,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 169053 transitions. [2021-11-13 23:52:07,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:07,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:07,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:07,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:07,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:07,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:07,289 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:07,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:07,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:07,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169871 states to 2330 states and 169871 transitions. [2021-11-13 23:52:07,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 169871 transitions. [2021-11-13 23:52:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:07,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:07,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:07,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:07,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:07,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:07,657 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:07,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:07,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:07,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:07,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:07,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170691 states to 2333 states and 170691 transitions. [2021-11-13 23:52:07,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 170691 transitions. [2021-11-13 23:52:07,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:07,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:07,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:08,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:08,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:08,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:08,038 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:08,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:08,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:08,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:08,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:08,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171513 states to 2336 states and 171513 transitions. [2021-11-13 23:52:08,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 171513 transitions. [2021-11-13 23:52:08,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:08,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:08,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:08,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:08,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:08,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:08,438 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:08,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:08,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:08,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:08,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172337 states to 2339 states and 172337 transitions. [2021-11-13 23:52:08,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 172337 transitions. [2021-11-13 23:52:08,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:08,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:08,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:08,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:08,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:08,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:08,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:08,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:08,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:08,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173163 states to 2342 states and 173163 transitions. [2021-11-13 23:52:08,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 173163 transitions. [2021-11-13 23:52:09,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:09,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:09,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:09,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:09,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:09,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:09,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:09,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173991 states to 2345 states and 173991 transitions. [2021-11-13 23:52:09,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 173991 transitions. [2021-11-13 23:52:09,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:09,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:09,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:09,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:09,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:09,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:09,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:09,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174821 states to 2348 states and 174821 transitions. [2021-11-13 23:52:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 174821 transitions. [2021-11-13 23:52:09,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:09,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:09,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:09,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:09,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:09,544 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:09,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:09,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:09,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:09,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:09,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:09,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175653 states to 2351 states and 175653 transitions. [2021-11-13 23:52:09,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 175653 transitions. [2021-11-13 23:52:09,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:09,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:09,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:09,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:09,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:09,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:09,914 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:09,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:10,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:10,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:10,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:10,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176487 states to 2354 states and 176487 transitions. [2021-11-13 23:52:10,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 176487 transitions. [2021-11-13 23:52:10,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:10,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:10,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:10,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:10,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:10,296 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:10,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:10,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:10,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:10,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:10,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:10,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177323 states to 2357 states and 177323 transitions. [2021-11-13 23:52:10,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 177323 transitions. [2021-11-13 23:52:10,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:10,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:10,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:10,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:10,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:10,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:10,680 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:10,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:10,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:10,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:10,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:11,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178161 states to 2360 states and 178161 transitions. [2021-11-13 23:52:11,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 178161 transitions. [2021-11-13 23:52:11,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:11,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:11,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:11,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:11,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:11,091 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:11,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:11,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:11,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:11,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:11,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179001 states to 2363 states and 179001 transitions. [2021-11-13 23:52:11,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 179001 transitions. [2021-11-13 23:52:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:11,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:11,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:11,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:11,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:11,507 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:11,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:11,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:11,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:11,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:11,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179843 states to 2366 states and 179843 transitions. [2021-11-13 23:52:11,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 179843 transitions. [2021-11-13 23:52:11,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:11,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:11,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:11,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:11,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:11,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:11,886 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:11,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:12,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:12,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:12,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:12,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180687 states to 2369 states and 180687 transitions. [2021-11-13 23:52:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 180687 transitions. [2021-11-13 23:52:12,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:12,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:12,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:12,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:12,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:12,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:52:12,277 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:12,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:12,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:12,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:12,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181533 states to 2372 states and 181533 transitions. [2021-11-13 23:52:12,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 181533 transitions. [2021-11-13 23:52:12,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:12,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:12,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-13 23:53:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:55,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:56,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398451 states to 2990 states and 398451 transitions. [2021-11-13 23:53:56,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 398451 transitions. [2021-11-13 23:53:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:56,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:56,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:56,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:56,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:56,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:53:56,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:56,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:56,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399711 states to 2993 states and 399711 transitions. [2021-11-13 23:53:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 399711 transitions. [2021-11-13 23:53:56,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:56,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:56,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:56,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:56,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:56,682 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:56,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:56,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:53:56,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:56,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:57,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:57,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400973 states to 2996 states and 400973 transitions. [2021-11-13 23:53:57,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 400973 transitions. [2021-11-13 23:53:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:57,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:57,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:57,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:57,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:57,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:53:57,352 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:57,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:57,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:57,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:57,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402237 states to 2999 states and 402237 transitions. [2021-11-13 23:53:57,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2999 states and 402237 transitions. [2021-11-13 23:53:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:57,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:57,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:57,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:57,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:58,010 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:58,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:58,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:53:58,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:58,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:58,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403503 states to 3002 states and 403503 transitions. [2021-11-13 23:53:58,592 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 403503 transitions. [2021-11-13 23:53:58,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:58,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:58,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:58,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:58,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:58,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:58,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:58,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:59,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404771 states to 3005 states and 404771 transitions. [2021-11-13 23:53:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 404771 transitions. [2021-11-13 23:53:59,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:59,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:59,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:59,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:59,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:59,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:53:59,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:59,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:59,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406041 states to 3008 states and 406041 transitions. [2021-11-13 23:53:59,552 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 406041 transitions. [2021-11-13 23:53:59,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:59,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:59,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:59,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:59,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:59,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:53:59,666 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:59,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:59,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:59,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:00,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:00,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407313 states to 3011 states and 407313 transitions. [2021-11-13 23:54:00,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 407313 transitions. [2021-11-13 23:54:00,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:00,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:00,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:00,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:00,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:00,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:00,306 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:00,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:00,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:00,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:00,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408587 states to 3014 states and 408587 transitions. [2021-11-13 23:54:00,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 408587 transitions. [2021-11-13 23:54:00,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:00,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:00,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:00,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:00,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:01,028 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:01,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:01,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:01,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:01,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:01,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:01,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409863 states to 3017 states and 409863 transitions. [2021-11-13 23:54:01,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 409863 transitions. [2021-11-13 23:54:01,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:01,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:01,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:01,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:01,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:01,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:01,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:01,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:02,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:02,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411141 states to 3020 states and 411141 transitions. [2021-11-13 23:54:02,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 411141 transitions. [2021-11-13 23:54:02,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:02,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:02,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:02,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:02,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:02,287 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:02,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:02,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:02,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:02,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:02,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:02,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412421 states to 3023 states and 412421 transitions. [2021-11-13 23:54:02,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 412421 transitions. [2021-11-13 23:54:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:02,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:02,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:03,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:03,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:03,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:03,049 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:03,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:03,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:03,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:03,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:03,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413703 states to 3026 states and 413703 transitions. [2021-11-13 23:54:03,652 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 413703 transitions. [2021-11-13 23:54:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:03,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:03,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:03,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:03,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:03,786 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:03,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:03,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:03,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:04,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414987 states to 3029 states and 414987 transitions. [2021-11-13 23:54:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 3029 states and 414987 transitions. [2021-11-13 23:54:04,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:04,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:04,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:04,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:04,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:04,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:04,480 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:04,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:04,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:04,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:05,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416273 states to 3032 states and 416273 transitions. [2021-11-13 23:54:05,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 416273 transitions. [2021-11-13 23:54:05,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:05,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:05,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:05,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:05,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:05,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:05,167 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:05,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:05,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:05,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:05,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417561 states to 3035 states and 417561 transitions. [2021-11-13 23:54:05,817 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 417561 transitions. [2021-11-13 23:54:05,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:05,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:05,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:05,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:05,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:05,956 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:05,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:06,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:06,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:06,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:06,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418851 states to 3038 states and 418851 transitions. [2021-11-13 23:54:06,642 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 418851 transitions. [2021-11-13 23:54:06,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:06,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:06,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:06,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:06,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:06,773 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:06,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:06,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:07,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:07,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:07,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:07,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420143 states to 3041 states and 420143 transitions. [2021-11-13 23:54:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 3041 states and 420143 transitions. [2021-11-13 23:54:07,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:07,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:07,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:07,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:07,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:07,589 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:07,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:07,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:07,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:08,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421437 states to 3044 states and 421437 transitions. [2021-11-13 23:54:08,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3044 states and 421437 transitions. [2021-11-13 23:54:08,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:08,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:08,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:08,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:08,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:08,526 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:08,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:08,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:08,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:08,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:09,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422733 states to 3047 states and 422733 transitions. [2021-11-13 23:54:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3047 states and 422733 transitions. [2021-11-13 23:54:09,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:09,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:09,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:09,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:09,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:09,291 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:09,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:09,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:09,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:09,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:09,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424031 states to 3050 states and 424031 transitions. [2021-11-13 23:54:09,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 424031 transitions. [2021-11-13 23:54:10,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:10,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:10,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:10,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:10,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:10,097 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:10,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:10,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:10,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:10,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:10,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425331 states to 3053 states and 425331 transitions. [2021-11-13 23:54:10,787 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 425331 transitions. [2021-11-13 23:54:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:10,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:10,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:10,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:10,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:10,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:10,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:10,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:11,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:11,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426633 states to 3056 states and 426633 transitions. [2021-11-13 23:54:11,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 426633 transitions. [2021-11-13 23:54:11,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:11,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:11,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:11,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:11,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:11,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:11,520 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:11,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:11,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:11,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:12,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427937 states to 3059 states and 427937 transitions. [2021-11-13 23:54:12,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3059 states and 427937 transitions. [2021-11-13 23:54:12,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:12,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:12,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:12,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:12,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:12,360 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:12,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:12,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:12,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:12,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:12,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:13,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429243 states to 3062 states and 429243 transitions. [2021-11-13 23:54:13,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 429243 transitions. [2021-11-13 23:54:13,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:13,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:13,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:13,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:13,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:13,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:13,206 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:13,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:13,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:13,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430551 states to 3065 states and 430551 transitions. [2021-11-13 23:54:13,962 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 430551 transitions. [2021-11-13 23:54:14,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:14,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:14,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:14,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:14,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:14,095 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:14,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:14,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:14,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:14,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:14,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:14,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431861 states to 3068 states and 431861 transitions. [2021-11-13 23:54:14,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3068 states and 431861 transitions. [2021-11-13 23:54:14,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:14,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:14,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:14,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:14,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:14,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:14,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:15,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:15,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433173 states to 3071 states and 433173 transitions. [2021-11-13 23:54:15,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 433173 transitions. [2021-11-13 23:54:15,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:15,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:15,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:15,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:15,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:15,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:15,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:15,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:15,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:15,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434487 states to 3074 states and 434487 transitions. [2021-11-13 23:54:15,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3074 states and 434487 transitions. [2021-11-13 23:54:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:15,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:15,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:15,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:15,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:15,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:15,878 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:15,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:16,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:16,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435803 states to 3077 states and 435803 transitions. [2021-11-13 23:54:16,470 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 435803 transitions. [2021-11-13 23:54:16,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:16,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:16,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:16,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:16,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:16,615 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:16,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:16,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:16,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:16,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:17,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:17,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437121 states to 3080 states and 437121 transitions. [2021-11-13 23:54:17,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 437121 transitions. [2021-11-13 23:54:17,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:17,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:17,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:17,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:17,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:17,701 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:17,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:17,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:17,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:17,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:18,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438441 states to 3083 states and 438441 transitions. [2021-11-13 23:54:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3083 states and 438441 transitions. [2021-11-13 23:54:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:18,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:18,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:18,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:18,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:18,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:18,641 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:18,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:18,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:18,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:19,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439763 states to 3086 states and 439763 transitions. [2021-11-13 23:54:19,214 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 439763 transitions. [2021-11-13 23:54:19,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:19,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:19,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:19,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:19,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:19,339 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:19,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:19,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:19,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:19,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:19,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441087 states to 3089 states and 441087 transitions. [2021-11-13 23:54:19,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 441087 transitions. [2021-11-13 23:54:20,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:20,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:20,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:20,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:20,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:20,129 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:20,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:20,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:20,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:20,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442413 states to 3092 states and 442413 transitions. [2021-11-13 23:54:20,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 442413 transitions. [2021-11-13 23:54:20,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:20,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:20,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:20,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:20,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:20,970 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:20,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:21,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:21,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:21,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:21,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:21,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443741 states to 3095 states and 443741 transitions. [2021-11-13 23:54:21,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 443741 transitions. [2021-11-13 23:54:21,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:21,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:21,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:21,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:21,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:21,802 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:21,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:21,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:21,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:21,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:22,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:22,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445071 states to 3098 states and 445071 transitions. [2021-11-13 23:54:22,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 445071 transitions. [2021-11-13 23:54:22,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:22,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:22,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:22,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:22,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:22,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:22,545 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:22,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:22,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:22,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:23,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446403 states to 3101 states and 446403 transitions. [2021-11-13 23:54:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3101 states and 446403 transitions. [2021-11-13 23:54:23,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:23,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:23,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:23,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:23,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:23,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:23,459 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:23,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:23,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:23,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:23,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:24,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447737 states to 3104 states and 447737 transitions. [2021-11-13 23:54:24,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 447737 transitions. [2021-11-13 23:54:24,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:24,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:24,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:24,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:24,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:24,284 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:24,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:24,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:24,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:24,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449073 states to 3107 states and 449073 transitions. [2021-11-13 23:54:25,057 INFO L276 IsEmpty]: Start isEmpty. Operand 3107 states and 449073 transitions. [2021-11-13 23:54:25,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:25,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:25,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:25,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:25,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:25,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:25,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:25,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:25,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450411 states to 3110 states and 450411 transitions. [2021-11-13 23:54:25,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3110 states and 450411 transitions. [2021-11-13 23:54:25,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:25,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:25,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:25,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:25,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:25,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:25,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:25,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:26,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:26,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451751 states to 3113 states and 451751 transitions. [2021-11-13 23:54:26,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 451751 transitions. [2021-11-13 23:54:26,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:26,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:26,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:26,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:26,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:26,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:26,461 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:26,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:26,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:26,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:26,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:27,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453093 states to 3116 states and 453093 transitions. [2021-11-13 23:54:27,186 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 453093 transitions. [2021-11-13 23:54:27,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:27,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:27,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:27,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:27,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:27,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:27,327 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:27,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:27,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:27,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:27,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:28,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454437 states to 3119 states and 454437 transitions. [2021-11-13 23:54:28,065 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states and 454437 transitions. [2021-11-13 23:54:28,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:28,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:28,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:28,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:28,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:28,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:28,206 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:28,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:28,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:28,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:29,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455783 states to 3122 states and 455783 transitions. [2021-11-13 23:54:29,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3122 states and 455783 transitions. [2021-11-13 23:54:29,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:29,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:29,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:29,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:29,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:29,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:29,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457131 states to 3125 states and 457131 transitions. [2021-11-13 23:54:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 457131 transitions. [2021-11-13 23:54:29,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:29,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:29,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:29,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:29,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:29,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:29,762 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:29,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:29,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:29,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:30,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458481 states to 3128 states and 458481 transitions. [2021-11-13 23:54:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3128 states and 458481 transitions. [2021-11-13 23:54:30,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:30,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:30,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:30,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:30,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:30,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:30,574 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:30,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:30,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:30,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:31,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:31,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459833 states to 3131 states and 459833 transitions. [2021-11-13 23:54:31,297 INFO L276 IsEmpty]: Start isEmpty. Operand 3131 states and 459833 transitions. [2021-11-13 23:54:31,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:31,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:31,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:31,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:31,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:31,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:31,440 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:31,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:31,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:31,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:32,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461187 states to 3134 states and 461187 transitions. [2021-11-13 23:54:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3134 states and 461187 transitions. [2021-11-13 23:54:32,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:32,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:32,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:32,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:32,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:32,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:32,286 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:32,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:32,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:32,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:32,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:33,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462543 states to 3137 states and 462543 transitions. [2021-11-13 23:54:33,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 462543 transitions. [2021-11-13 23:54:33,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:33,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:33,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:33,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:33,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:33,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:33,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463901 states to 3140 states and 463901 transitions. [2021-11-13 23:54:33,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 463901 transitions. [2021-11-13 23:54:33,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:33,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:33,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:33,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:33,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:33,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:33,819 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:33,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:33,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:34,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:34,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:34,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:34,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465261 states to 3143 states and 465261 transitions. [2021-11-13 23:54:34,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3143 states and 465261 transitions. [2021-11-13 23:54:34,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:34,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:34,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:34,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:34,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:34,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:34,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:34,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:34,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466623 states to 3146 states and 466623 transitions. [2021-11-13 23:54:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 466623 transitions. [2021-11-13 23:54:35,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:35,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:35,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:35,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:35,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:35,315 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:35,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:35,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:35,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:35,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:35,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:35,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467987 states to 3149 states and 467987 transitions. [2021-11-13 23:54:35,953 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 467987 transitions. [2021-11-13 23:54:36,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:36,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:36,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:36,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:36,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:36,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:36,095 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:36,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:36,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:36,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469353 states to 3152 states and 469353 transitions. [2021-11-13 23:54:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 469353 transitions. [2021-11-13 23:54:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:36,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:36,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:36,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:36,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:36,894 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:36,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:36,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:37,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:37,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:37,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:37,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470721 states to 3155 states and 470721 transitions. [2021-11-13 23:54:37,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3155 states and 470721 transitions. [2021-11-13 23:54:37,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:37,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:37,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:37,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:37,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:37,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:37,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:37,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:38,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:38,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472091 states to 3158 states and 472091 transitions. [2021-11-13 23:54:38,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 472091 transitions. [2021-11-13 23:54:38,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:38,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:38,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:38,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:38,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:38,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:38,539 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:38,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:38,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:38,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:39,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:39,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473463 states to 3161 states and 473463 transitions. [2021-11-13 23:54:39,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3161 states and 473463 transitions. [2021-11-13 23:54:39,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:39,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:39,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:39,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:39,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:39,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:39,453 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:39,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:39,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:39,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:40,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474837 states to 3164 states and 474837 transitions. [2021-11-13 23:54:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3164 states and 474837 transitions. [2021-11-13 23:54:40,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:40,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:40,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:40,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:40,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:40,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:40,371 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:40,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:40,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:41,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476213 states to 3167 states and 476213 transitions. [2021-11-13 23:54:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 3167 states and 476213 transitions. [2021-11-13 23:54:41,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:41,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:41,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:41,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:41,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:41,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:41,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:41,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:41,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477591 states to 3170 states and 477591 transitions. [2021-11-13 23:54:41,790 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 477591 transitions. [2021-11-13 23:54:41,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:41,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:41,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:41,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:41,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:41,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:41,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:41,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:42,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:42,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478971 states to 3173 states and 478971 transitions. [2021-11-13 23:54:42,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 478971 transitions. [2021-11-13 23:54:42,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:42,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:42,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:42,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:42,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:42,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:42,583 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:42,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:42,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:42,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:43,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:43,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480353 states to 3176 states and 480353 transitions. [2021-11-13 23:54:43,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 480353 transitions. [2021-11-13 23:54:43,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:43,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:43,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:43,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:43,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:43,438 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:43,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:43,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:43,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:43,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:44,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481737 states to 3179 states and 481737 transitions. [2021-11-13 23:54:44,094 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 481737 transitions. [2021-11-13 23:54:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:44,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:44,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:44,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:44,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:44,210 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:44,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:44,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:44,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:44,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:44,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483123 states to 3182 states and 483123 transitions. [2021-11-13 23:54:44,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 483123 transitions. [2021-11-13 23:54:44,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:44,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:44,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:44,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:44,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:44,947 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:44,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:45,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:45,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:45,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:45,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484511 states to 3185 states and 484511 transitions. [2021-11-13 23:54:45,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 484511 transitions. [2021-11-13 23:54:45,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:45,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:45,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:45,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:45,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:45,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:45,878 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:45,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:46,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:46,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:46,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:46,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485901 states to 3188 states and 485901 transitions. [2021-11-13 23:54:46,664 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 485901 transitions. [2021-11-13 23:54:46,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:46,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:46,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:46,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:46,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:46,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:46,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:46,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:47,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:47,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487293 states to 3191 states and 487293 transitions. [2021-11-13 23:54:47,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3191 states and 487293 transitions. [2021-11-13 23:54:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:47,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:47,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:47,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:47,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:47,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:47,613 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:47,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:47,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:47,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:48,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488687 states to 3194 states and 488687 transitions. [2021-11-13 23:54:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 488687 transitions. [2021-11-13 23:54:48,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:48,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:48,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:48,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:48,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:48,646 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:48,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:48,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:48,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:49,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:49,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490083 states to 3197 states and 490083 transitions. [2021-11-13 23:54:49,271 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 490083 transitions. [2021-11-13 23:54:49,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:49,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:49,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:49,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:49,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:49,383 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:49,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:49,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:49,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:49,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:50,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491481 states to 3200 states and 491481 transitions. [2021-11-13 23:54:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 491481 transitions. [2021-11-13 23:54:50,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:50,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:50,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:50,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:50,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:50,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:50,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:50,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492881 states to 3203 states and 492881 transitions. [2021-11-13 23:54:50,710 INFO L276 IsEmpty]: Start isEmpty. Operand 3203 states and 492881 transitions. [2021-11-13 23:54:50,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:50,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:50,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:50,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:50,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:50,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:50,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:51,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:51,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494283 states to 3206 states and 494283 transitions. [2021-11-13 23:54:51,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3206 states and 494283 transitions. [2021-11-13 23:54:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:51,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:51,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:51,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:51,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:51,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:51,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:51,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:51,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:52,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495687 states to 3209 states and 495687 transitions. [2021-11-13 23:54:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3209 states and 495687 transitions. [2021-11-13 23:54:52,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:52,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:52,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:52,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:52,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:52,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:52,234 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:52,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:52,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:52,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:52,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:52,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497093 states to 3212 states and 497093 transitions. [2021-11-13 23:54:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 497093 transitions. [2021-11-13 23:54:52,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:52,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:52,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:53,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:53,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:53,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:53,049 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:53,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:53,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:53,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:53,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:53,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498501 states to 3215 states and 498501 transitions. [2021-11-13 23:54:53,751 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 498501 transitions. [2021-11-13 23:54:53,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:53,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:53,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:53,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:53,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:53,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:53,898 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:53,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:54,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:54,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:54,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499911 states to 3218 states and 499911 transitions. [2021-11-13 23:54:54,632 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 499911 transitions. [2021-11-13 23:54:54,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:54,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:54,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:54,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:54,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:54,780 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:54,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:54,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:54,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:54,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:55,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:55,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501323 states to 3221 states and 501323 transitions. [2021-11-13 23:54:55,559 INFO L276 IsEmpty]: Start isEmpty. Operand 3221 states and 501323 transitions. [2021-11-13 23:54:55,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:55,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:55,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:55,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:55,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:55,702 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:55,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:55,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:55,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:56,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502737 states to 3224 states and 502737 transitions. [2021-11-13 23:54:56,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 502737 transitions. [2021-11-13 23:54:56,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:56,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:56,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:56,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:56,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:56,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:56,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:56,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:56,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:57,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504153 states to 3227 states and 504153 transitions. [2021-11-13 23:54:57,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 504153 transitions. [2021-11-13 23:54:57,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:57,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:57,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:57,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:57,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:57,337 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:57,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:57,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:57,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:57,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:57,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505571 states to 3230 states and 505571 transitions. [2021-11-13 23:54:58,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3230 states and 505571 transitions. [2021-11-13 23:54:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:58,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:58,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:58,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:58,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:58,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:58,290 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:58,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:58,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:59,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506991 states to 3233 states and 506991 transitions. [2021-11-13 23:54:59,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 506991 transitions. [2021-11-13 23:54:59,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:59,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:59,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:59,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:59,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:59,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:54:59,234 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:59,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:59,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:59,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:59,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:00,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508413 states to 3236 states and 508413 transitions. [2021-11-13 23:55:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 508413 transitions. [2021-11-13 23:55:00,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:00,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:00,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:00,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:00,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:00,246 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:00,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:00,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:00,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:00,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:01,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509837 states to 3239 states and 509837 transitions. [2021-11-13 23:55:01,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 509837 transitions. [2021-11-13 23:55:01,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:01,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:01,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:01,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:01,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:01,167 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:01,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:01,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:01,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:01,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511263 states to 3242 states and 511263 transitions. [2021-11-13 23:55:01,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3242 states and 511263 transitions. [2021-11-13 23:55:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:02,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:02,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:02,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:02,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:02,088 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:02,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:02,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:02,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:02,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:02,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512691 states to 3245 states and 512691 transitions. [2021-11-13 23:55:02,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 512691 transitions. [2021-11-13 23:55:02,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:02,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:02,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:02,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:02,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:02,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:02,916 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:02,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:03,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:03,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514121 states to 3248 states and 514121 transitions. [2021-11-13 23:55:03,724 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 514121 transitions. [2021-11-13 23:55:03,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:03,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:03,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:03,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:03,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:03,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:03,875 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:03,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:04,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:04,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:04,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:04,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515553 states to 3251 states and 515553 transitions. [2021-11-13 23:55:04,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 515553 transitions. [2021-11-13 23:55:04,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:04,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:04,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:04,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:04,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:04,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:04,857 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:04,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:05,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:05,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:05,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:05,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516987 states to 3254 states and 516987 transitions. [2021-11-13 23:55:05,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 516987 transitions. [2021-11-13 23:55:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:05,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:05,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:05,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:05,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:05,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:05,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:06,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:06,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518423 states to 3257 states and 518423 transitions. [2021-11-13 23:55:06,327 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 518423 transitions. [2021-11-13 23:55:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:06,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:06,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:06,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:06,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:06,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:06,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:06,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519861 states to 3260 states and 519861 transitions. [2021-11-13 23:55:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 519861 transitions. [2021-11-13 23:55:07,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:07,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:07,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:07,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:07,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:07,075 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:07,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:07,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:07,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:07,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:07,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521301 states to 3263 states and 521301 transitions. [2021-11-13 23:55:07,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3263 states and 521301 transitions. [2021-11-13 23:55:07,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:07,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:07,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:07,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:07,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:07,836 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:07,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:07,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:08,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:08,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:08,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:08,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522743 states to 3266 states and 522743 transitions. [2021-11-13 23:55:08,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 522743 transitions. [2021-11-13 23:55:08,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:08,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:08,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:08,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:08,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:08,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:08,806 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:08,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:09,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:09,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:09,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524187 states to 3269 states and 524187 transitions. [2021-11-13 23:55:09,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 524187 transitions. [2021-11-13 23:55:09,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:09,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:09,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:09,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:09,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:09,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:09,794 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:09,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:10,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:10,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:10,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:10,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525633 states to 3272 states and 525633 transitions. [2021-11-13 23:55:10,558 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 525633 transitions. [2021-11-13 23:55:10,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:10,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:10,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:10,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:10,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:10,726 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:10,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:10,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:10,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:10,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:11,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527081 states to 3275 states and 527081 transitions. [2021-11-13 23:55:11,589 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 527081 transitions. [2021-11-13 23:55:11,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:11,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:11,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:11,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:11,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:11,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:11,867 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:11,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:12,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:12,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:12,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528531 states to 3278 states and 528531 transitions. [2021-11-13 23:55:12,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 528531 transitions. [2021-11-13 23:55:12,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:12,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:12,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:12,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:12,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:12,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:12,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:12,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:13,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:13,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529983 states to 3281 states and 529983 transitions. [2021-11-13 23:55:13,418 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 529983 transitions. [2021-11-13 23:55:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:13,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:13,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:13,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:13,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:13,566 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:13,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:13,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:13,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:13,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:14,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:14,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531437 states to 3284 states and 531437 transitions. [2021-11-13 23:55:14,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 531437 transitions. [2021-11-13 23:55:14,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:14,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:14,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:14,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:14,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:14,549 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:14,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:14,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:14,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:14,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:15,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:15,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532893 states to 3287 states and 532893 transitions. [2021-11-13 23:55:15,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 532893 transitions. [2021-11-13 23:55:15,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:15,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:15,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:15,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:15,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:15,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:15,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:15,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:15,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:16,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534351 states to 3290 states and 534351 transitions. [2021-11-13 23:55:16,160 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 534351 transitions. [2021-11-13 23:55:16,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:16,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:16,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:16,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:16,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:16,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:16,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:16,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:16,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535811 states to 3293 states and 535811 transitions. [2021-11-13 23:55:16,927 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 535811 transitions. [2021-11-13 23:55:16,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:16,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:16,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:17,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:17,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:17,076 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:17,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:17,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:17,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:17,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:17,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:18,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537273 states to 3296 states and 537273 transitions. [2021-11-13 23:55:18,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 537273 transitions. [2021-11-13 23:55:18,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:18,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:18,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:18,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:18,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:18,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:18,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:18,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:18,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:18,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538737 states to 3299 states and 538737 transitions. [2021-11-13 23:55:18,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3299 states and 538737 transitions. [2021-11-13 23:55:18,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:18,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:18,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:18,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:18,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:19,010 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:19,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:19,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:19,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:19,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:19,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540203 states to 3302 states and 540203 transitions. [2021-11-13 23:55:19,831 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 540203 transitions. [2021-11-13 23:55:19,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:19,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:19,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:19,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:19,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:19,961 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:19,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:20,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:20,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:20,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:20,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:20,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541671 states to 3305 states and 541671 transitions. [2021-11-13 23:55:20,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 541671 transitions. [2021-11-13 23:55:20,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:20,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:20,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:20,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:20,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:20,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:20,802 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:20,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:21,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:21,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:21,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:21,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543141 states to 3308 states and 543141 transitions. [2021-11-13 23:55:21,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 543141 transitions. [2021-11-13 23:55:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:21,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:21,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:21,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:21,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:21,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:21,830 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:21,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:22,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:22,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:22,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544613 states to 3311 states and 544613 transitions. [2021-11-13 23:55:22,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3311 states and 544613 transitions. [2021-11-13 23:55:22,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:22,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:22,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:22,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:22,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:22,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:22,887 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:22,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:23,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:23,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:23,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:23,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546087 states to 3314 states and 546087 transitions. [2021-11-13 23:55:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3314 states and 546087 transitions. [2021-11-13 23:55:23,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:23,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:23,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:23,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:23,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:23,888 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:23,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:23,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:24,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:24,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:24,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547563 states to 3317 states and 547563 transitions. [2021-11-13 23:55:24,733 INFO L276 IsEmpty]: Start isEmpty. Operand 3317 states and 547563 transitions. [2021-11-13 23:55:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:24,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:24,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:24,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:24,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:24,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:24,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:24,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549041 states to 3320 states and 549041 transitions. [2021-11-13 23:55:25,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 549041 transitions. [2021-11-13 23:55:25,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:25,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:25,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:25,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:25,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:25,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:25,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:25,633 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:25,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:25,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:25,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:26,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550521 states to 3323 states and 550521 transitions. [2021-11-13 23:55:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 550521 transitions. [2021-11-13 23:55:26,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:26,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:26,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:26,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:26,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:26,581 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:26,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:26,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:26,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:26,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:27,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552003 states to 3326 states and 552003 transitions. [2021-11-13 23:55:27,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3326 states and 552003 transitions. [2021-11-13 23:55:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:27,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:27,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:27,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:27,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:27,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:27,486 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:27,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:27,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:27,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:28,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:28,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553487 states to 3329 states and 553487 transitions. [2021-11-13 23:55:28,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 553487 transitions. [2021-11-13 23:55:28,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:28,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:28,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:28,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:28,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:28,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:28,535 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:28,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:28,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:28,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:29,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:29,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554973 states to 3332 states and 554973 transitions. [2021-11-13 23:55:29,439 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 554973 transitions. [2021-11-13 23:55:29,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:29,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:29,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:29,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:29,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:29,590 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:29,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:29,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:29,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:29,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:30,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556461 states to 3335 states and 556461 transitions. [2021-11-13 23:55:30,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 556461 transitions. [2021-11-13 23:55:30,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:30,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:30,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:30,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:30,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:30,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:30,628 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:30,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:30,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:30,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:31,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:31,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557951 states to 3338 states and 557951 transitions. [2021-11-13 23:55:31,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 557951 transitions. [2021-11-13 23:55:31,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:31,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:31,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:31,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:31,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:31,471 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:31,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:31,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:31,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:32,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559443 states to 3341 states and 559443 transitions. [2021-11-13 23:55:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3341 states and 559443 transitions. [2021-11-13 23:55:32,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:32,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:32,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:32,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:32,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:32,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:32,482 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:32,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:32,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:32,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:33,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560937 states to 3344 states and 560937 transitions. [2021-11-13 23:55:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 560937 transitions. [2021-11-13 23:55:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:33,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:33,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:33,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:33,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:33,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:33,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:33,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562433 states to 3347 states and 562433 transitions. [2021-11-13 23:55:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 562433 transitions. [2021-11-13 23:55:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:34,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:34,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:34,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:34,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:34,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:34,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:34,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:34,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:34,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563931 states to 3350 states and 563931 transitions. [2021-11-13 23:55:34,962 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 563931 transitions. [2021-11-13 23:55:35,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:35,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:35,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:35,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:35,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:35,114 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:35,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:35,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:35,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:35,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565431 states to 3353 states and 565431 transitions. [2021-11-13 23:55:36,012 INFO L276 IsEmpty]: Start isEmpty. Operand 3353 states and 565431 transitions. [2021-11-13 23:55:36,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:36,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:36,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:36,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:36,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:36,242 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:36,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:36,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:36,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:36,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:36,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:37,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566933 states to 3356 states and 566933 transitions. [2021-11-13 23:55:37,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 566933 transitions. [2021-11-13 23:55:37,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:37,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:37,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:37,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:37,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:37,227 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:37,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:37,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:37,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:37,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:37,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:38,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568437 states to 3359 states and 568437 transitions. [2021-11-13 23:55:38,107 INFO L276 IsEmpty]: Start isEmpty. Operand 3359 states and 568437 transitions. [2021-11-13 23:55:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:38,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:38,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:38,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:38,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:38,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:38,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:38,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:38,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:38,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569943 states to 3362 states and 569943 transitions. [2021-11-13 23:55:38,983 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 569943 transitions. [2021-11-13 23:55:39,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:39,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:39,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:39,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:39,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:39,136 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:39,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:39,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:39,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:39,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:39,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571451 states to 3365 states and 571451 transitions. [2021-11-13 23:55:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 571451 transitions. [2021-11-13 23:55:40,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:40,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:40,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:40,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:40,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:40,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:40,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:40,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:40,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:40,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572961 states to 3368 states and 572961 transitions. [2021-11-13 23:55:40,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 572961 transitions. [2021-11-13 23:55:40,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:40,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:40,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:40,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:40,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:40,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:41,023 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:41,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:41,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:41,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:41,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574473 states to 3371 states and 574473 transitions. [2021-11-13 23:55:41,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3371 states and 574473 transitions. [2021-11-13 23:55:41,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:41,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:41,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:41,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:41,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:42,013 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:42,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:42,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:42,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:42,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:42,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575987 states to 3374 states and 575987 transitions. [2021-11-13 23:55:42,831 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 575987 transitions. [2021-11-13 23:55:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:42,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:42,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:42,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:42,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:42,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:42,980 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:42,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:43,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:43,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:43,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577503 states to 3377 states and 577503 transitions. [2021-11-13 23:55:43,874 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 577503 transitions. [2021-11-13 23:55:43,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:43,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:43,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:43,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:43,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:44,030 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:44,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:44,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:44,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579021 states to 3380 states and 579021 transitions. [2021-11-13 23:55:44,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 579021 transitions. [2021-11-13 23:55:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:45,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:45,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:45,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:45,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:45,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:45,099 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:45,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:45,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:45,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:45,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:45,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580541 states to 3383 states and 580541 transitions. [2021-11-13 23:55:45,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3383 states and 580541 transitions. [2021-11-13 23:55:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:46,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:46,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:46,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:46,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:46,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:46,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:46,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582063 states to 3386 states and 582063 transitions. [2021-11-13 23:55:46,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 582063 transitions. [2021-11-13 23:55:46,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:46,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:46,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:46,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:46,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:46,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:46,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:46,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:47,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583587 states to 3389 states and 583587 transitions. [2021-11-13 23:55:47,614 INFO L276 IsEmpty]: Start isEmpty. Operand 3389 states and 583587 transitions. [2021-11-13 23:55:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:47,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:47,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:47,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:47,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:47,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:47,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:48,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585113 states to 3392 states and 585113 transitions. [2021-11-13 23:55:48,562 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 585113 transitions. [2021-11-13 23:55:48,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:48,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:48,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:48,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:48,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:48,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:48,707 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:48,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:48,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:48,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:49,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586641 states to 3395 states and 586641 transitions. [2021-11-13 23:55:49,594 INFO L276 IsEmpty]: Start isEmpty. Operand 3395 states and 586641 transitions. [2021-11-13 23:55:49,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:49,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:49,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:49,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:49,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:49,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:49,754 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:49,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:49,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:50,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588171 states to 3398 states and 588171 transitions. [2021-11-13 23:55:50,580 INFO L276 IsEmpty]: Start isEmpty. Operand 3398 states and 588171 transitions. [2021-11-13 23:55:50,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:50,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:50,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:50,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:50,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:50,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:50,727 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:50,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:50,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:50,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:51,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:51,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589703 states to 3401 states and 589703 transitions. [2021-11-13 23:55:51,636 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 589703 transitions. [2021-11-13 23:55:51,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:51,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:51,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:51,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:51,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:51,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:51,795 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:51,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:52,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:52,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591237 states to 3404 states and 591237 transitions. [2021-11-13 23:55:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3404 states and 591237 transitions. [2021-11-13 23:55:52,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:52,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:52,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:52,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:52,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:52,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:52,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:52,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:53,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592773 states to 3407 states and 592773 transitions. [2021-11-13 23:55:53,565 INFO L276 IsEmpty]: Start isEmpty. Operand 3407 states and 592773 transitions. [2021-11-13 23:55:53,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:53,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:53,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:53,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:53,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:53,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:53,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:53,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:54,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594311 states to 3410 states and 594311 transitions. [2021-11-13 23:55:54,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3410 states and 594311 transitions. [2021-11-13 23:55:54,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:54,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:54,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:54,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:54,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:54,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:54,707 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:54,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:54,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:54,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:55,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595851 states to 3413 states and 595851 transitions. [2021-11-13 23:55:55,675 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 595851 transitions. [2021-11-13 23:55:55,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:55,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:55,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:55,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:55,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:55,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:55,864 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:55,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:56,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:56,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:56,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:56,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597393 states to 3416 states and 597393 transitions. [2021-11-13 23:55:56,901 INFO L276 IsEmpty]: Start isEmpty. Operand 3416 states and 597393 transitions. [2021-11-13 23:55:56,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:56,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:56,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:57,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:57,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:57,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:57,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:57,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:55:57,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:57,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598937 states to 3419 states and 598937 transitions. [2021-11-13 23:55:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 598937 transitions. [2021-11-13 23:55:58,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:58,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:58,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:58,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:58,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:58,198 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:58,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:58,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:58,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:59,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600483 states to 3422 states and 600483 transitions. [2021-11-13 23:55:59,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 600483 transitions. [2021-11-13 23:55:59,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:59,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:59,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:59,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:59,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:59,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:59,352 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:59,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:59,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:00,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:00,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602031 states to 3425 states and 602031 transitions. [2021-11-13 23:56:00,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 602031 transitions. [2021-11-13 23:56:00,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:00,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:00,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:00,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:00,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:00,460 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:00,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:00,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:00,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:00,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:01,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:01,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603581 states to 3428 states and 603581 transitions. [2021-11-13 23:56:01,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3428 states and 603581 transitions. [2021-11-13 23:56:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:01,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:01,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:01,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:01,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:01,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:01,657 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:01,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:01,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:01,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:02,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:02,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605133 states to 3431 states and 605133 transitions. [2021-11-13 23:56:02,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 605133 transitions. [2021-11-13 23:56:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:02,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:02,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:02,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:02,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:02,787 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:02,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:02,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:02,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:03,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:03,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606687 states to 3434 states and 606687 transitions. [2021-11-13 23:56:03,759 INFO L276 IsEmpty]: Start isEmpty. Operand 3434 states and 606687 transitions. [2021-11-13 23:56:03,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:03,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:03,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:03,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:03,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:03,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:03,923 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:03,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:04,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:04,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:04,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608243 states to 3437 states and 608243 transitions. [2021-11-13 23:56:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 608243 transitions. [2021-11-13 23:56:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:04,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:04,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:05,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:05,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:05,053 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:05,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:05,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:05,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:06,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609801 states to 3440 states and 609801 transitions. [2021-11-13 23:56:06,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3440 states and 609801 transitions. [2021-11-13 23:56:06,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:06,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:06,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:06,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:06,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:06,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:06,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:06,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:06,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:06,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611361 states to 3443 states and 611361 transitions. [2021-11-13 23:56:06,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3443 states and 611361 transitions. [2021-11-13 23:56:07,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:07,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:07,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:07,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:07,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:07,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:07,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:07,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:07,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:07,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612923 states to 3446 states and 612923 transitions. [2021-11-13 23:56:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 612923 transitions. [2021-11-13 23:56:08,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:08,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:08,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:08,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:08,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:08,123 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:08,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:08,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:08,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:08,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:08,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:09,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614487 states to 3449 states and 614487 transitions. [2021-11-13 23:56:09,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3449 states and 614487 transitions. [2021-11-13 23:56:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:09,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:09,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:09,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:09,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:09,204 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:09,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:09,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:09,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:09,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:09,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616053 states to 3452 states and 616053 transitions. [2021-11-13 23:56:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3452 states and 616053 transitions. [2021-11-13 23:56:10,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:10,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:10,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:10,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:10,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:10,256 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:10,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:10,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:10,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:10,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:11,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617621 states to 3455 states and 617621 transitions. [2021-11-13 23:56:11,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 617621 transitions. [2021-11-13 23:56:11,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:11,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:11,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:11,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:11,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:11,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:11,427 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:11,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:11,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:11,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619191 states to 3458 states and 619191 transitions. [2021-11-13 23:56:12,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 619191 transitions. [2021-11-13 23:56:12,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:12,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:12,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:12,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:12,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:12,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:12,590 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:12,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:12,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:12,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:13,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:13,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620763 states to 3461 states and 620763 transitions. [2021-11-13 23:56:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3461 states and 620763 transitions. [2021-11-13 23:56:13,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:13,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:13,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:13,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:13,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:13,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:13,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:13,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:14,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:14,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622337 states to 3464 states and 622337 transitions. [2021-11-13 23:56:14,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 622337 transitions. [2021-11-13 23:56:14,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:14,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:14,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:14,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:14,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:14,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:14,686 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:14,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:14,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:14,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:15,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:15,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623913 states to 3467 states and 623913 transitions. [2021-11-13 23:56:15,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3467 states and 623913 transitions. [2021-11-13 23:56:15,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:15,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:15,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:15,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:15,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:15,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:15,890 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:15,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:16,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:16,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:16,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625491 states to 3470 states and 625491 transitions. [2021-11-13 23:56:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 3470 states and 625491 transitions. [2021-11-13 23:56:17,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:17,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:17,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:17,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:17,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:17,095 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:17,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:17,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:17,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:17,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:17,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:18,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627071 states to 3473 states and 627071 transitions. [2021-11-13 23:56:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 627071 transitions. [2021-11-13 23:56:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:18,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:18,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:18,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:18,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:18,290 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:18,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:18,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:18,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:18,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:19,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628653 states to 3476 states and 628653 transitions. [2021-11-13 23:56:19,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3476 states and 628653 transitions. [2021-11-13 23:56:19,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:19,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:19,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:19,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:19,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:19,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:19,412 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:19,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:19,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:19,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:20,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:20,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630237 states to 3479 states and 630237 transitions. [2021-11-13 23:56:20,463 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 630237 transitions. [2021-11-13 23:56:20,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:20,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:20,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:20,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:20,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:20,625 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:20,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:20,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:20,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:20,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:21,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631823 states to 3482 states and 631823 transitions. [2021-11-13 23:56:21,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 631823 transitions. [2021-11-13 23:56:21,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:21,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:21,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:21,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:21,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:21,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:21,808 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:21,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:22,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:22,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:22,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:22,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633411 states to 3485 states and 633411 transitions. [2021-11-13 23:56:22,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3485 states and 633411 transitions. [2021-11-13 23:56:22,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:22,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:22,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:22,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:22,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:22,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:22,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:22,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:23,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:23,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635001 states to 3488 states and 635001 transitions. [2021-11-13 23:56:23,747 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 635001 transitions. [2021-11-13 23:56:23,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:23,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:23,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:23,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:23,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:23,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:23,915 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:23,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:24,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:24,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:24,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:24,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636593 states to 3491 states and 636593 transitions. [2021-11-13 23:56:24,866 INFO L276 IsEmpty]: Start isEmpty. Operand 3491 states and 636593 transitions. [2021-11-13 23:56:24,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:24,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:24,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:24,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:24,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:24,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:24,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:24,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:25,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638187 states to 3494 states and 638187 transitions. [2021-11-13 23:56:25,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3494 states and 638187 transitions. [2021-11-13 23:56:25,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:25,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:25,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:25,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:25,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:25,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:26,029 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:26,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:26,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:26,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:26,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:27,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639783 states to 3497 states and 639783 transitions. [2021-11-13 23:56:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3497 states and 639783 transitions. [2021-11-13 23:56:27,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:27,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:27,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:27,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:27,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:27,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:27,234 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:27,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:27,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:27,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:27,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:28,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641381 states to 3500 states and 641381 transitions. [2021-11-13 23:56:28,273 INFO L276 IsEmpty]: Start isEmpty. Operand 3500 states and 641381 transitions. [2021-11-13 23:56:28,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:28,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:28,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:28,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:28,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:28,440 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:28,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:28,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:28,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:28,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:29,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:29,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642981 states to 3503 states and 642981 transitions. [2021-11-13 23:56:29,495 INFO L276 IsEmpty]: Start isEmpty. Operand 3503 states and 642981 transitions. [2021-11-13 23:56:29,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:29,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:29,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:29,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:29,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:29,662 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:29,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:29,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:29,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:29,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:30,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:30,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644583 states to 3506 states and 644583 transitions. [2021-11-13 23:56:30,643 INFO L276 IsEmpty]: Start isEmpty. Operand 3506 states and 644583 transitions. [2021-11-13 23:56:30,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:30,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:30,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:30,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:30,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:30,811 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:30,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:30,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:31,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:31,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:31,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:32,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646187 states to 3509 states and 646187 transitions. [2021-11-13 23:56:32,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3509 states and 646187 transitions. [2021-11-13 23:56:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:32,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:32,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:32,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:32,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:32,175 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:32,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:32,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:32,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:32,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:32,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:33,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647793 states to 3512 states and 647793 transitions. [2021-11-13 23:56:33,316 INFO L276 IsEmpty]: Start isEmpty. Operand 3512 states and 647793 transitions. [2021-11-13 23:56:33,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:33,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:33,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:33,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:33,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:33,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:33,488 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:33,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:33,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:33,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:34,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:34,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649401 states to 3515 states and 649401 transitions. [2021-11-13 23:56:34,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 649401 transitions. [2021-11-13 23:56:34,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:34,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:34,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:34,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:34,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:34,709 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:34,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:34,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:34,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:34,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:35,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:35,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651011 states to 3518 states and 651011 transitions. [2021-11-13 23:56:35,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3518 states and 651011 transitions. [2021-11-13 23:56:35,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:35,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:35,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:35,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:35,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:35,946 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:35,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:36,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:36,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:36,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:37,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652623 states to 3521 states and 652623 transitions. [2021-11-13 23:56:37,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 652623 transitions. [2021-11-13 23:56:37,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:37,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:37,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:37,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:37,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:37,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:37,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:37,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:37,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654237 states to 3524 states and 654237 transitions. [2021-11-13 23:56:38,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3524 states and 654237 transitions. [2021-11-13 23:56:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:38,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:38,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:38,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:38,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:38,346 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:38,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:38,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:38,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:39,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:39,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655853 states to 3527 states and 655853 transitions. [2021-11-13 23:56:39,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3527 states and 655853 transitions. [2021-11-13 23:56:39,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:39,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:39,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:39,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:39,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:39,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:39,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:39,572 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:39,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:39,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:39,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:40,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:40,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657471 states to 3530 states and 657471 transitions. [2021-11-13 23:56:40,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3530 states and 657471 transitions. [2021-11-13 23:56:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:40,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:40,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:40,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:40,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:40,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:40,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:41,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:41,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659091 states to 3533 states and 659091 transitions. [2021-11-13 23:56:41,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 659091 transitions. [2021-11-13 23:56:41,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:41,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:41,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:41,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:41,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:41,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:41,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:41,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:42,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:42,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660713 states to 3536 states and 660713 transitions. [2021-11-13 23:56:42,710 INFO L276 IsEmpty]: Start isEmpty. Operand 3536 states and 660713 transitions. [2021-11-13 23:56:42,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:42,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:42,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:42,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:42,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:42,897 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:42,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:43,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:43,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:43,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:43,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:43,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662337 states to 3539 states and 662337 transitions. [2021-11-13 23:56:43,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3539 states and 662337 transitions. [2021-11-13 23:56:44,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:44,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:44,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:44,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:44,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:44,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:44,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:45,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663963 states to 3542 states and 663963 transitions. [2021-11-13 23:56:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 3542 states and 663963 transitions. [2021-11-13 23:56:45,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:45,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:45,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:45,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:45,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:45,213 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:45,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:45,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:45,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:45,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:46,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665591 states to 3545 states and 665591 transitions. [2021-11-13 23:56:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 665591 transitions. [2021-11-13 23:56:46,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:46,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:46,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:46,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:46,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:46,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:46,440 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:46,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:46,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:46,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:47,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667221 states to 3548 states and 667221 transitions. [2021-11-13 23:56:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 3548 states and 667221 transitions. [2021-11-13 23:56:47,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:47,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:47,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:47,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:47,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:47,692 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:47,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:47,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:47,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:47,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:48,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:48,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668853 states to 3551 states and 668853 transitions. [2021-11-13 23:56:48,778 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 668853 transitions. [2021-11-13 23:56:48,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:48,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:48,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:48,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:48,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:48,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:48,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:49,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:49,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670487 states to 3554 states and 670487 transitions. [2021-11-13 23:56:49,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 670487 transitions. [2021-11-13 23:56:49,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:49,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:49,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:49,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:49,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:49,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:49,987 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:49,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:50,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:50,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:50,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:51,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672123 states to 3557 states and 672123 transitions. [2021-11-13 23:56:51,180 INFO L276 IsEmpty]: Start isEmpty. Operand 3557 states and 672123 transitions. [2021-11-13 23:56:51,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:51,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:51,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:51,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:51,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:51,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:51,344 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:51,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:51,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:51,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:52,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:52,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673761 states to 3560 states and 673761 transitions. [2021-11-13 23:56:52,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3560 states and 673761 transitions. [2021-11-13 23:56:52,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:52,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:52,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:52,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:52,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:52,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:52,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:52,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:53,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:53,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675401 states to 3563 states and 675401 transitions. [2021-11-13 23:56:53,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 675401 transitions. [2021-11-13 23:56:53,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:53,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:53,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:53,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:53,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:53,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:53,645 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:53,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:53,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:53,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:54,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:54,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677043 states to 3566 states and 677043 transitions. [2021-11-13 23:56:54,659 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 677043 transitions. [2021-11-13 23:56:54,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:54,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:54,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:54,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:54,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:54,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:54,800 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:54,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:54,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:54,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:55,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:55,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678687 states to 3569 states and 678687 transitions. [2021-11-13 23:56:55,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3569 states and 678687 transitions. [2021-11-13 23:56:55,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:55,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:55,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:55,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:55,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:55,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:56,033 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:56,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:56,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:57,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680333 states to 3572 states and 680333 transitions. [2021-11-13 23:56:57,245 INFO L276 IsEmpty]: Start isEmpty. Operand 3572 states and 680333 transitions. [2021-11-13 23:56:57,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:57,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:57,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:57,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:57,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:57,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:57,405 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:57,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:57,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:57,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:58,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:58,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681981 states to 3575 states and 681981 transitions. [2021-11-13 23:56:58,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 681981 transitions. [2021-11-13 23:56:58,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:58,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:58,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:58,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:58,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:58,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:56:58,559 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:58,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:58,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:58,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:59,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683631 states to 3578 states and 683631 transitions. [2021-11-13 23:56:59,675 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 683631 transitions. [2021-11-13 23:56:59,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:59,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:59,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:59,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:59,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:59,844 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:59,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:59,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:00,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:00,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:00,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685283 states to 3581 states and 685283 transitions. [2021-11-13 23:57:00,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3581 states and 685283 transitions. [2021-11-13 23:57:01,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:01,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:01,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:01,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:01,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:01,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:01,075 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:01,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:01,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:01,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:01,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:02,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686937 states to 3584 states and 686937 transitions. [2021-11-13 23:57:02,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3584 states and 686937 transitions. [2021-11-13 23:57:02,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:02,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:02,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:02,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:02,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:02,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:02,368 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:02,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:02,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:02,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:03,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:03,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688593 states to 3587 states and 688593 transitions. [2021-11-13 23:57:03,615 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 688593 transitions. [2021-11-13 23:57:03,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:03,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:03,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:03,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:03,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:03,777 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:03,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:03,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:03,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:03,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690251 states to 3590 states and 690251 transitions. [2021-11-13 23:57:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3590 states and 690251 transitions. [2021-11-13 23:57:04,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:04,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:04,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:05,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:05,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:05,049 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:05,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:05,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:05,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:05,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:05,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:06,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691911 states to 3593 states and 691911 transitions. [2021-11-13 23:57:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3593 states and 691911 transitions. [2021-11-13 23:57:06,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:06,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:06,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:06,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:06,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:06,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:06,345 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:06,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:06,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:07,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:07,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693573 states to 3596 states and 693573 transitions. [2021-11-13 23:57:07,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 693573 transitions. [2021-11-13 23:57:07,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:07,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:07,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:07,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:07,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:07,648 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:07,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:07,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:07,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:07,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:08,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:08,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695237 states to 3599 states and 695237 transitions. [2021-11-13 23:57:08,775 INFO L276 IsEmpty]: Start isEmpty. Operand 3599 states and 695237 transitions. [2021-11-13 23:57:08,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:08,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:08,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:08,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:08,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:08,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:08,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:08,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:09,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:09,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696903 states to 3602 states and 696903 transitions. [2021-11-13 23:57:09,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3602 states and 696903 transitions. [2021-11-13 23:57:09,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:09,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:09,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:09,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:09,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:10,022 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:10,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:10,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:10,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:10,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:10,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698571 states to 3605 states and 698571 transitions. [2021-11-13 23:57:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3605 states and 698571 transitions. [2021-11-13 23:57:11,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:11,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:11,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:11,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:11,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:11,312 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:11,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:11,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:11,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:11,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:12,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:12,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700241 states to 3608 states and 700241 transitions. [2021-11-13 23:57:12,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 700241 transitions. [2021-11-13 23:57:12,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:12,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:12,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:12,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:12,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:12,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:12,613 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:12,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:12,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:12,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:13,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701913 states to 3611 states and 701913 transitions. [2021-11-13 23:57:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 701913 transitions. [2021-11-13 23:57:13,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:13,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:13,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:13,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:13,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:13,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:13,940 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:13,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:14,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:14,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:15,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703587 states to 3614 states and 703587 transitions. [2021-11-13 23:57:15,027 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 703587 transitions. [2021-11-13 23:57:15,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:15,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:15,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:15,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:15,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:15,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:15,183 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:15,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:15,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:16,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:16,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705263 states to 3617 states and 705263 transitions. [2021-11-13 23:57:16,373 INFO L276 IsEmpty]: Start isEmpty. Operand 3617 states and 705263 transitions. [2021-11-13 23:57:16,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:16,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:16,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:16,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:16,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:16,547 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:16,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:16,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:16,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:16,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:17,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:17,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706941 states to 3620 states and 706941 transitions. [2021-11-13 23:57:17,692 INFO L276 IsEmpty]: Start isEmpty. Operand 3620 states and 706941 transitions. [2021-11-13 23:57:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:17,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:17,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:17,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:17,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:17,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:17,869 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:17,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:18,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:19,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708621 states to 3623 states and 708621 transitions. [2021-11-13 23:57:19,084 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 708621 transitions. [2021-11-13 23:57:19,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:19,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:19,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:19,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:19,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:19,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:19,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:19,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:20,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710303 states to 3626 states and 710303 transitions. [2021-11-13 23:57:20,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 710303 transitions. [2021-11-13 23:57:20,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:20,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:20,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:20,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:20,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:20,363 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:20,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:20,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:20,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:20,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:21,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:21,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711987 states to 3629 states and 711987 transitions. [2021-11-13 23:57:21,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 711987 transitions. [2021-11-13 23:57:21,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:21,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:21,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:21,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:21,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:21,783 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:21,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:21,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:22,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:22,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713673 states to 3632 states and 713673 transitions. [2021-11-13 23:57:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 3632 states and 713673 transitions. [2021-11-13 23:57:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:23,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:23,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:23,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:23,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:23,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:23,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:23,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:23,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:24,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715361 states to 3635 states and 715361 transitions. [2021-11-13 23:57:24,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3635 states and 715361 transitions. [2021-11-13 23:57:24,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:24,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:24,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:24,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:24,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:24,270 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:24,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:24,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:24,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:24,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:25,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717051 states to 3638 states and 717051 transitions. [2021-11-13 23:57:25,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3638 states and 717051 transitions. [2021-11-13 23:57:25,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:25,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:25,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:25,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:25,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:25,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:25,609 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:25,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:25,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:25,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:26,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:26,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718743 states to 3641 states and 718743 transitions. [2021-11-13 23:57:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 718743 transitions. [2021-11-13 23:57:26,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:26,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:26,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:26,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:26,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:26,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:26,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:27,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720437 states to 3644 states and 720437 transitions. [2021-11-13 23:57:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 720437 transitions. [2021-11-13 23:57:27,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:27,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:27,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:27,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:27,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:27,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:27,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:27,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:28,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:29,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722133 states to 3647 states and 722133 transitions. [2021-11-13 23:57:29,007 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 722133 transitions. [2021-11-13 23:57:29,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:29,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:29,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:29,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:29,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:29,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:29,184 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:29,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:29,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:29,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:30,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723831 states to 3650 states and 723831 transitions. [2021-11-13 23:57:30,235 INFO L276 IsEmpty]: Start isEmpty. Operand 3650 states and 723831 transitions. [2021-11-13 23:57:30,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:30,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:30,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:30,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:30,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:30,410 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:30,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:30,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:30,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:30,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:31,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:31,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725531 states to 3653 states and 725531 transitions. [2021-11-13 23:57:31,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3653 states and 725531 transitions. [2021-11-13 23:57:31,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:31,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:31,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:31,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:31,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:31,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:31,726 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:31,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:31,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:32,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:32,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727233 states to 3656 states and 727233 transitions. [2021-11-13 23:57:32,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3656 states and 727233 transitions. [2021-11-13 23:57:32,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:32,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:32,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:32,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:32,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:33,031 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:33,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:33,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:33,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:33,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:33,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:34,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728937 states to 3659 states and 728937 transitions. [2021-11-13 23:57:34,224 INFO L276 IsEmpty]: Start isEmpty. Operand 3659 states and 728937 transitions. [2021-11-13 23:57:34,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:34,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:34,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:34,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:34,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:34,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:34,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:34,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730643 states to 3662 states and 730643 transitions. [2021-11-13 23:57:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 730643 transitions. [2021-11-13 23:57:35,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:35,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:35,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:35,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:35,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:35,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:35,572 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:35,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:35,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:35,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:35,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:36,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:36,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732351 states to 3665 states and 732351 transitions. [2021-11-13 23:57:36,738 INFO L276 IsEmpty]: Start isEmpty. Operand 3665 states and 732351 transitions. [2021-11-13 23:57:36,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:36,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:36,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:36,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:36,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:36,915 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:36,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:36,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:37,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:37,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:37,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:38,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734061 states to 3668 states and 734061 transitions. [2021-11-13 23:57:38,104 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 734061 transitions. [2021-11-13 23:57:38,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:38,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:38,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:38,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:38,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:38,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:38,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:38,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:38,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:39,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735773 states to 3671 states and 735773 transitions. [2021-11-13 23:57:39,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 735773 transitions. [2021-11-13 23:57:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:39,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:39,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:39,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:39,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:39,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:39,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:39,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:39,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:40,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737487 states to 3674 states and 737487 transitions. [2021-11-13 23:57:40,250 INFO L276 IsEmpty]: Start isEmpty. Operand 3674 states and 737487 transitions. [2021-11-13 23:57:40,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:40,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:40,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:40,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:40,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:40,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:40,431 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:40,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:40,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:40,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:41,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:41,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739203 states to 3677 states and 739203 transitions. [2021-11-13 23:57:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3677 states and 739203 transitions. [2021-11-13 23:57:41,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:41,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:41,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:41,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:41,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:41,765 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:41,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:41,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:41,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:41,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:42,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740921 states to 3680 states and 740921 transitions. [2021-11-13 23:57:42,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 740921 transitions. [2021-11-13 23:57:43,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:43,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:43,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:43,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:43,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:43,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:43,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:43,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:43,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:44,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742641 states to 3683 states and 742641 transitions. [2021-11-13 23:57:44,106 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 742641 transitions. [2021-11-13 23:57:44,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:44,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:44,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:44,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:44,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:44,283 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:44,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:44,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:44,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:45,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744363 states to 3686 states and 744363 transitions. [2021-11-13 23:57:45,363 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 744363 transitions. [2021-11-13 23:57:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:45,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:45,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:45,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:45,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:45,515 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:45,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:45,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:45,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:45,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:46,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746087 states to 3689 states and 746087 transitions. [2021-11-13 23:57:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3689 states and 746087 transitions. [2021-11-13 23:57:46,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:46,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:46,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:46,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:46,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:46,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:46,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:47,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747813 states to 3692 states and 747813 transitions. [2021-11-13 23:57:47,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 747813 transitions. [2021-11-13 23:57:47,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:47,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:47,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:47,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:47,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:47,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:47,994 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:47,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:48,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:48,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:49,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749541 states to 3695 states and 749541 transitions. [2021-11-13 23:57:49,196 INFO L276 IsEmpty]: Start isEmpty. Operand 3695 states and 749541 transitions. [2021-11-13 23:57:49,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:49,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:49,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:49,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:49,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:49,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:49,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:49,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:49,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751271 states to 3698 states and 751271 transitions. [2021-11-13 23:57:50,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 751271 transitions. [2021-11-13 23:57:50,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:50,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:50,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:50,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:50,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:50,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:50,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:50,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:51,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753003 states to 3701 states and 753003 transitions. [2021-11-13 23:57:51,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 753003 transitions. [2021-11-13 23:57:51,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:51,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:51,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:51,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:51,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:51,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:51,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:51,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:52,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754737 states to 3704 states and 754737 transitions. [2021-11-13 23:57:52,615 INFO L276 IsEmpty]: Start isEmpty. Operand 3704 states and 754737 transitions. [2021-11-13 23:57:52,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:52,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:52,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:52,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:52,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:52,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:52,801 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:52,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:53,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:53,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:53,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:54,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756473 states to 3707 states and 756473 transitions. [2021-11-13 23:57:54,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 756473 transitions. [2021-11-13 23:57:54,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:54,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:54,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:54,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:54,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:54,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:54,241 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:54,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:54,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:54,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:55,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758211 states to 3710 states and 758211 transitions. [2021-11-13 23:57:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 758211 transitions. [2021-11-13 23:57:55,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:55,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:55,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:55,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:55,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:55,580 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:55,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:55,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:55,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:56,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759951 states to 3713 states and 759951 transitions. [2021-11-13 23:57:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 759951 transitions. [2021-11-13 23:57:56,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:56,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:56,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:56,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:56,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:56,987 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:56,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:57,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:57,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:57,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:57,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:58,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761693 states to 3716 states and 761693 transitions. [2021-11-13 23:57:58,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3716 states and 761693 transitions. [2021-11-13 23:57:58,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:58,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:58,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:58,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:58,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:58,398 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:58,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:58,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:57:58,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:58,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:59,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:59,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763437 states to 3719 states and 763437 transitions. [2021-11-13 23:57:59,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3719 states and 763437 transitions. [2021-11-13 23:57:59,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:59,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:59,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:59,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:59,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:59,960 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:59,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:00,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:00,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:00,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:00,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765183 states to 3722 states and 765183 transitions. [2021-11-13 23:58:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 765183 transitions. [2021-11-13 23:58:01,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:01,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:01,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:01,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:01,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:01,360 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:01,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:01,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:01,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:02,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:02,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766931 states to 3725 states and 766931 transitions. [2021-11-13 23:58:02,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 766931 transitions. [2021-11-13 23:58:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:02,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:02,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:02,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:02,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:02,769 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:02,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:02,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:02,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:02,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:03,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:04,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768681 states to 3728 states and 768681 transitions. [2021-11-13 23:58:04,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3728 states and 768681 transitions. [2021-11-13 23:58:04,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:04,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:04,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:04,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:04,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:04,205 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:04,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:04,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:04,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:04,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:05,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770433 states to 3731 states and 770433 transitions. [2021-11-13 23:58:05,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3731 states and 770433 transitions. [2021-11-13 23:58:05,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:05,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:05,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:05,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:05,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:05,644 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:05,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:05,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:05,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:05,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:06,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772187 states to 3734 states and 772187 transitions. [2021-11-13 23:58:06,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 772187 transitions. [2021-11-13 23:58:07,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:07,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:07,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:07,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:07,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:07,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:07,126 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:07,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:07,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:07,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:08,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773943 states to 3737 states and 773943 transitions. [2021-11-13 23:58:08,360 INFO L276 IsEmpty]: Start isEmpty. Operand 3737 states and 773943 transitions. [2021-11-13 23:58:08,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:08,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:08,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:08,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:08,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:08,545 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:08,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:08,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:08,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:08,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:09,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:09,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775701 states to 3740 states and 775701 transitions. [2021-11-13 23:58:09,785 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 775701 transitions. [2021-11-13 23:58:09,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:09,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:09,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:09,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:09,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:09,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:09,973 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:09,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:10,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:10,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:10,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:11,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777461 states to 3743 states and 777461 transitions. [2021-11-13 23:58:11,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 777461 transitions. [2021-11-13 23:58:11,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:11,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:11,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:11,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:11,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:11,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:11,436 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:11,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:11,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:11,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:12,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779223 states to 3746 states and 779223 transitions. [2021-11-13 23:58:12,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3746 states and 779223 transitions. [2021-11-13 23:58:12,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:12,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:12,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:12,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:12,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:12,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:12,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:12,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:13,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:14,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780987 states to 3749 states and 780987 transitions. [2021-11-13 23:58:14,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3749 states and 780987 transitions. [2021-11-13 23:58:14,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:14,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:14,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:14,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:14,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:14,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:14,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:14,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:14,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782753 states to 3752 states and 782753 transitions. [2021-11-13 23:58:15,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 782753 transitions. [2021-11-13 23:58:15,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:15,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:15,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:15,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:15,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:15,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:15,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:15,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:16,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784521 states to 3755 states and 784521 transitions. [2021-11-13 23:58:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 3755 states and 784521 transitions. [2021-11-13 23:58:16,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:16,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:16,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:16,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:16,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:16,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:16,690 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:16,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:16,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:16,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:17,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:17,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786291 states to 3758 states and 786291 transitions. [2021-11-13 23:58:17,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3758 states and 786291 transitions. [2021-11-13 23:58:17,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:17,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:17,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:18,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:18,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:18,048 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:18,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:18,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:18,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:18,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:18,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:19,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788063 states to 3761 states and 788063 transitions. [2021-11-13 23:58:19,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3761 states and 788063 transitions. [2021-11-13 23:58:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:19,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:19,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:19,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:19,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:19,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:19,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:19,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:20,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:20,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789837 states to 3764 states and 789837 transitions. [2021-11-13 23:58:20,637 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 789837 transitions. [2021-11-13 23:58:20,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:20,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:20,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:20,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:20,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:20,821 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:20,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:20,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:21,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:21,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:21,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:22,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791613 states to 3767 states and 791613 transitions. [2021-11-13 23:58:22,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 791613 transitions. [2021-11-13 23:58:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:22,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:22,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:22,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:22,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:22,264 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:22,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:22,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:22,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:22,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:23,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:23,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793391 states to 3770 states and 793391 transitions. [2021-11-13 23:58:23,535 INFO L276 IsEmpty]: Start isEmpty. Operand 3770 states and 793391 transitions. [2021-11-13 23:58:23,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:23,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:23,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:23,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:23,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:23,721 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:23,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:23,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:23,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:23,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:24,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795171 states to 3773 states and 795171 transitions. [2021-11-13 23:58:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 795171 transitions. [2021-11-13 23:58:25,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:25,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:25,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:25,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:25,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:25,207 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:25,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:25,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:25,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:26,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:26,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796953 states to 3776 states and 796953 transitions. [2021-11-13 23:58:26,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 796953 transitions. [2021-11-13 23:58:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:26,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:26,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:26,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:26,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:26,647 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:26,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:26,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:26,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:26,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:27,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798737 states to 3779 states and 798737 transitions. [2021-11-13 23:58:27,780 INFO L276 IsEmpty]: Start isEmpty. Operand 3779 states and 798737 transitions. [2021-11-13 23:58:27,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:27,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:27,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:27,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:27,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:27,984 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:27,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:28,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:28,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:28,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:28,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:29,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800523 states to 3782 states and 800523 transitions. [2021-11-13 23:58:29,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3782 states and 800523 transitions. [2021-11-13 23:58:29,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:29,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:29,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:29,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:29,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:29,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:29,474 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:29,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:29,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:30,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:30,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802311 states to 3785 states and 802311 transitions. [2021-11-13 23:58:30,780 INFO L276 IsEmpty]: Start isEmpty. Operand 3785 states and 802311 transitions. [2021-11-13 23:58:30,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:30,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:30,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:30,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:30,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:30,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:30,979 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:30,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:31,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:31,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:32,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804101 states to 3788 states and 804101 transitions. [2021-11-13 23:58:32,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 804101 transitions. [2021-11-13 23:58:32,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:32,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:32,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:32,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:32,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:32,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:32,440 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:32,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:32,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:32,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:33,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805893 states to 3791 states and 805893 transitions. [2021-11-13 23:58:33,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3791 states and 805893 transitions. [2021-11-13 23:58:33,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:33,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:33,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:33,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:33,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:33,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:33,912 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:33,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:34,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:34,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:35,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807687 states to 3794 states and 807687 transitions. [2021-11-13 23:58:35,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3794 states and 807687 transitions. [2021-11-13 23:58:35,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:35,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:35,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:35,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:35,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:35,449 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:35,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:35,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:35,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:35,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:36,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809483 states to 3797 states and 809483 transitions. [2021-11-13 23:58:36,757 INFO L276 IsEmpty]: Start isEmpty. Operand 3797 states and 809483 transitions. [2021-11-13 23:58:36,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:36,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:36,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:36,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:36,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:36,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:36,952 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:36,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:37,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:37,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:37,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:38,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811281 states to 3800 states and 811281 transitions. [2021-11-13 23:58:38,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3800 states and 811281 transitions. [2021-11-13 23:58:38,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:38,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:38,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:38,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:38,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:38,565 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:38,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:38,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:38,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:38,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:39,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813081 states to 3803 states and 813081 transitions. [2021-11-13 23:58:39,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3803 states and 813081 transitions. [2021-11-13 23:58:39,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:39,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:39,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:40,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:40,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:40,046 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:40,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:40,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:40,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:40,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:41,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814883 states to 3806 states and 814883 transitions. [2021-11-13 23:58:41,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3806 states and 814883 transitions. [2021-11-13 23:58:41,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:41,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:41,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:41,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:41,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:41,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:41,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:42,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816687 states to 3809 states and 816687 transitions. [2021-11-13 23:58:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3809 states and 816687 transitions. [2021-11-13 23:58:42,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:42,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:42,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:42,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:42,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:42,844 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:42,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:42,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:43,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:43,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:43,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818493 states to 3812 states and 818493 transitions. [2021-11-13 23:58:44,166 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 818493 transitions. [2021-11-13 23:58:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:44,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:44,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:44,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:44,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:44,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:44,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:44,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:45,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820301 states to 3815 states and 820301 transitions. [2021-11-13 23:58:45,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 820301 transitions. [2021-11-13 23:58:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:45,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:45,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:45,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:45,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:45,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:45,806 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:45,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:46,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:46,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:46,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:47,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822111 states to 3818 states and 822111 transitions. [2021-11-13 23:58:47,121 INFO L276 IsEmpty]: Start isEmpty. Operand 3818 states and 822111 transitions. [2021-11-13 23:58:47,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:47,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:47,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:47,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:47,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:47,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:47,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:47,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:47,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:48,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823923 states to 3821 states and 823923 transitions. [2021-11-13 23:58:48,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 823923 transitions. [2021-11-13 23:58:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:48,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:48,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:48,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:48,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:48,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:48,617 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:48,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:48,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:48,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:49,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:49,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825737 states to 3824 states and 825737 transitions. [2021-11-13 23:58:49,956 INFO L276 IsEmpty]: Start isEmpty. Operand 3824 states and 825737 transitions. [2021-11-13 23:58:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:50,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:50,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:50,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:50,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:50,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:50,153 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:50,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:50,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:50,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:51,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:51,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827553 states to 3827 states and 827553 transitions. [2021-11-13 23:58:51,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3827 states and 827553 transitions. [2021-11-13 23:58:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:51,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:51,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:51,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:51,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:51,870 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:51,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:51,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:52,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:52,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:52,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:53,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829371 states to 3830 states and 829371 transitions. [2021-11-13 23:58:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 3830 states and 829371 transitions. [2021-11-13 23:58:53,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:53,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:53,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:53,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:53,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:53,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:53,492 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:53,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:53,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:53,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:54,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:54,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831191 states to 3833 states and 831191 transitions. [2021-11-13 23:58:54,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3833 states and 831191 transitions. [2021-11-13 23:58:54,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:54,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:54,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:54,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:54,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:55,008 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:55,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:55,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:55,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:55,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:56,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833013 states to 3836 states and 833013 transitions. [2021-11-13 23:58:56,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3836 states and 833013 transitions. [2021-11-13 23:58:56,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:56,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:56,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:56,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:56,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:56,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:56,566 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:56,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:56,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:56,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:57,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834837 states to 3839 states and 834837 transitions. [2021-11-13 23:58:57,847 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 834837 transitions. [2021-11-13 23:58:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:57,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:57,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:57,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:57,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:58,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:58:58,045 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:58,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:58,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:58,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:58,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:59,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836663 states to 3842 states and 836663 transitions. [2021-11-13 23:58:59,530 INFO L276 IsEmpty]: Start isEmpty. Operand 3842 states and 836663 transitions. [2021-11-13 23:58:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:59,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:59,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:59,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:59,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:59,716 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:59,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:59,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:59,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:59,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:00,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:00,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838491 states to 3845 states and 838491 transitions. [2021-11-13 23:59:00,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3845 states and 838491 transitions. [2021-11-13 23:59:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:00,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:00,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:01,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:01,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:01,079 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:01,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:01,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:01,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:01,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:01,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:02,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840321 states to 3848 states and 840321 transitions. [2021-11-13 23:59:02,255 INFO L276 IsEmpty]: Start isEmpty. Operand 3848 states and 840321 transitions. [2021-11-13 23:59:02,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:02,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:02,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:02,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:02,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:02,450 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:02,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:02,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:02,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:03,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:03,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842153 states to 3851 states and 842153 transitions. [2021-11-13 23:59:03,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3851 states and 842153 transitions. [2021-11-13 23:59:03,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:03,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:03,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:04,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:59:04,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:04,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:04,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:59:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:04,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:05,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843987 states to 3854 states and 843987 transitions. [2021-11-13 23:59:05,187 INFO L276 IsEmpty]: Start isEmpty. Operand 3854 states and 843987 transitions. [2021-11-13 23:59:05,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:05,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:05,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:05,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:59:05,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:05,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:05,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:59:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:06,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:06,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845823 states to 3857 states and 845823 transitions. [2021-11-13 23:59:06,671 INFO L276 IsEmpty]: Start isEmpty. Operand 3857 states and 845823 transitions. [2021-11-13 23:59:06,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:06,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:06,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:06,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:06,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:06,844 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:06,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:06,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:07,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:07,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:07,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847661 states to 3860 states and 847661 transitions. [2021-11-13 23:59:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3860 states and 847661 transitions. [2021-11-13 23:59:08,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:08,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:08,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:08,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:08,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:08,393 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:08,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:08,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:08,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:08,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:09,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:09,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849501 states to 3863 states and 849501 transitions. [2021-11-13 23:59:09,764 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 849501 transitions. [2021-11-13 23:59:09,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:09,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:09,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:09,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:09,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:09,961 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:09,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:10,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:10,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:10,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:11,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851343 states to 3866 states and 851343 transitions. [2021-11-13 23:59:11,340 INFO L276 IsEmpty]: Start isEmpty. Operand 3866 states and 851343 transitions. [2021-11-13 23:59:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:11,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:11,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:11,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:11,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:11,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:11,545 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:11,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:11,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:11,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:12,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853187 states to 3869 states and 853187 transitions. [2021-11-13 23:59:12,942 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 853187 transitions. [2021-11-13 23:59:13,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:13,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:13,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:13,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:13,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:13,153 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:13,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:13,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:13,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:13,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:14,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855033 states to 3872 states and 855033 transitions. [2021-11-13 23:59:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3872 states and 855033 transitions. [2021-11-13 23:59:14,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:14,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:14,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:14,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:14,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:14,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:14,840 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:14,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:14,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:14,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:15,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856881 states to 3875 states and 856881 transitions. [2021-11-13 23:59:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 3875 states and 856881 transitions. [2021-11-13 23:59:16,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:16,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:16,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:16,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:59:16,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:16,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:16,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:59:16,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:17,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:17,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858731 states to 3878 states and 858731 transitions. [2021-11-13 23:59:17,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 858731 transitions. [2021-11-13 23:59:17,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:17,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:17,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:17,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:17,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:17,688 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:17,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:17,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:17,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:17,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:18,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:19,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860583 states to 3881 states and 860583 transitions. [2021-11-13 23:59:19,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3881 states and 860583 transitions. [2021-11-13 23:59:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:19,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:19,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:19,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:59:19,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:19,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:19,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:59:19,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:20,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862437 states to 3884 states and 862437 transitions. [2021-11-13 23:59:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 3884 states and 862437 transitions. [2021-11-13 23:59:20,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:20,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:20,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:20,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:20,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:20,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:20,641 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:20,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:20,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:20,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864293 states to 3887 states and 864293 transitions. [2021-11-13 23:59:22,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 864293 transitions. [2021-11-13 23:59:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:22,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:22,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:22,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:22,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:22,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:22,287 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:22,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:22,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:23,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866151 states to 3890 states and 866151 transitions. [2021-11-13 23:59:23,674 INFO L276 IsEmpty]: Start isEmpty. Operand 3890 states and 866151 transitions. [2021-11-13 23:59:23,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:23,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:23,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:23,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:23,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:23,878 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:23,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:23,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:24,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:24,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:25,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868011 states to 3893 states and 868011 transitions. [2021-11-13 23:59:25,273 INFO L276 IsEmpty]: Start isEmpty. Operand 3893 states and 868011 transitions. [2021-11-13 23:59:25,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:25,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:25,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:25,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:25,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:25,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:25,478 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:25,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:25,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:25,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:26,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:26,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869873 states to 3896 states and 869873 transitions. [2021-11-13 23:59:26,767 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 869873 transitions. [2021-11-13 23:59:26,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:26,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:26,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:26,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:26,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:26,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:26,973 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:26,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:27,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:27,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:28,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871737 states to 3899 states and 871737 transitions. [2021-11-13 23:59:28,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3899 states and 871737 transitions. [2021-11-13 23:59:28,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:28,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:28,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:28,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:59:28,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:28,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:28,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:59:28,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:29,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873603 states to 3902 states and 873603 transitions. [2021-11-13 23:59:29,917 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 873603 transitions. [2021-11-13 23:59:30,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:30,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:30,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:30,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:59:30,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:30,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:30,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:59:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:30,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:31,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875471 states to 3905 states and 875471 transitions. [2021-11-13 23:59:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand 3905 states and 875471 transitions. [2021-11-13 23:59:31,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:31,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:31,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:31,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:59:31,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:31,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:31,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:59:31,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:32,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:32,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877341 states to 3908 states and 877341 transitions. [2021-11-13 23:59:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 877341 transitions. [2021-11-13 23:59:32,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:32,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:32,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:32,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:32,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:32,865 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:32,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:32,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:33,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:33,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:34,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879213 states to 3911 states and 879213 transitions. [2021-11-13 23:59:34,268 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 879213 transitions. [2021-11-13 23:59:34,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:34,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:34,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:34,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:34,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:34,468 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:34,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:34,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:34,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:35,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:35,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881087 states to 3914 states and 881087 transitions. [2021-11-13 23:59:35,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 881087 transitions. [2021-11-13 23:59:36,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:36,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:36,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:36,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:36,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:36,091 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:36,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:36,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:36,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:37,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882963 states to 3917 states and 882963 transitions. [2021-11-13 23:59:37,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 882963 transitions. [2021-11-13 23:59:37,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:37,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:37,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:37,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:37,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:37,835 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:37,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:37,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:38,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:38,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884841 states to 3920 states and 884841 transitions. [2021-11-13 23:59:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 884841 transitions. [2021-11-13 23:59:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:39,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:39,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:39,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:39,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:39,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:39,366 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:39,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:39,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:40,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:40,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886721 states to 3923 states and 886721 transitions. [2021-11-13 23:59:40,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3923 states and 886721 transitions. [2021-11-13 23:59:40,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:40,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:40,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:40,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:40,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:40,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:41,024 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:41,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:41,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:42,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:42,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888603 states to 3926 states and 888603 transitions. [2021-11-13 23:59:42,483 INFO L276 IsEmpty]: Start isEmpty. Operand 3926 states and 888603 transitions. [2021-11-13 23:59:42,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:42,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:42,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:42,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:42,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:42,682 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:42,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:42,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:42,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:42,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:44,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890487 states to 3929 states and 890487 transitions. [2021-11-13 23:59:44,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 890487 transitions. [2021-11-13 23:59:44,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:44,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:44,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:44,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:44,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:44,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:44,207 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:44,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:44,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:44,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:45,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:45,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892373 states to 3932 states and 892373 transitions. [2021-11-13 23:59:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3932 states and 892373 transitions. [2021-11-13 23:59:45,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:45,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:45,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:45,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:45,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:45,992 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:45,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:46,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:46,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:46,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:46,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:47,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894261 states to 3935 states and 894261 transitions. [2021-11-13 23:59:47,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3935 states and 894261 transitions. [2021-11-13 23:59:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:47,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:47,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:47,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:47,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:47,626 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:47,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:47,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:47,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:47,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:48,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:49,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896151 states to 3938 states and 896151 transitions. [2021-11-13 23:59:49,068 INFO L276 IsEmpty]: Start isEmpty. Operand 3938 states and 896151 transitions. [2021-11-13 23:59:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:49,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:49,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:49,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:49,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:49,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:49,286 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:49,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:49,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:49,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:50,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898043 states to 3941 states and 898043 transitions. [2021-11-13 23:59:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 898043 transitions. [2021-11-13 23:59:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:50,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:50,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:50,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:50,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:50,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:50,956 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:50,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:51,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:51,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:51,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:52,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899937 states to 3944 states and 899937 transitions. [2021-11-13 23:59:52,255 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 899937 transitions. [2021-11-13 23:59:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:52,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:52,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:52,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:52,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:52,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:52,445 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:52,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:52,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:52,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:53,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:53,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901833 states to 3947 states and 901833 transitions. [2021-11-13 23:59:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3947 states and 901833 transitions. [2021-11-13 23:59:54,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:54,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:54,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:54,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:54,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:54,090 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:54,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:54,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:54,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:54,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903731 states to 3950 states and 903731 transitions. [2021-11-13 23:59:55,534 INFO L276 IsEmpty]: Start isEmpty. Operand 3950 states and 903731 transitions. [2021-11-13 23:59:55,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:55,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:55,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:55,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:55,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:55,735 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:55,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:55,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:55,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:55,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:56,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:57,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905631 states to 3953 states and 905631 transitions. [2021-11-13 23:59:57,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3953 states and 905631 transitions. [2021-11-13 23:59:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:57,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:57,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:57,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:57,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:57,394 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:57,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:57,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:57,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:57,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:58,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:58,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907533 states to 3956 states and 907533 transitions. [2021-11-13 23:59:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3956 states and 907533 transitions. [2021-11-13 23:59:58,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:58,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:58,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:59,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:59,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:59,060 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:59,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:59,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-13 23:59:59,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:59,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:59,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:00,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909437 states to 3959 states and 909437 transitions. [2021-11-14 00:00:00,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 909437 transitions. [2021-11-14 00:00:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:00,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:00,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:00,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:00,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:00,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:00,659 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:00,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:00,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:00,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:01,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:02,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911343 states to 3962 states and 911343 transitions. [2021-11-14 00:00:02,070 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 911343 transitions. [2021-11-14 00:00:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:02,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:02,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:02,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:02,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:02,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:02,248 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:02,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:02,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:02,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:03,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913251 states to 3965 states and 913251 transitions. [2021-11-14 00:00:03,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 913251 transitions. [2021-11-14 00:00:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:03,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:03,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:03,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:03,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:03,913 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:03,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:03,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:04,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:04,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915161 states to 3968 states and 915161 transitions. [2021-11-14 00:00:05,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 915161 transitions. [2021-11-14 00:00:05,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:05,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:05,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:05,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:05,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:05,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:05,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:06,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917073 states to 3971 states and 917073 transitions. [2021-11-14 00:00:06,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3971 states and 917073 transitions. [2021-11-14 00:00:06,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:06,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:06,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:07,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:07,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:07,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:07,069 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:07,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:07,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:08,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:08,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918987 states to 3974 states and 918987 transitions. [2021-11-14 00:00:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 918987 transitions. [2021-11-14 00:00:08,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:08,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:08,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:08,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:08,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:08,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:08,764 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:08,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:08,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920903 states to 3977 states and 920903 transitions. [2021-11-14 00:00:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3977 states and 920903 transitions. [2021-11-14 00:00:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:10,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:10,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:10,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:10,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:10,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:10,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:11,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922821 states to 3980 states and 922821 transitions. [2021-11-14 00:00:11,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 922821 transitions. [2021-11-14 00:00:11,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:11,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:11,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:11,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:11,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:11,919 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:11,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:11,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:12,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:12,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:13,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924741 states to 3983 states and 924741 transitions. [2021-11-14 00:00:13,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 924741 transitions. [2021-11-14 00:00:13,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:13,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:13,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:13,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:13,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:13,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:13,563 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:13,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:13,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:13,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:14,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:15,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926663 states to 3986 states and 926663 transitions. [2021-11-14 00:00:15,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 926663 transitions. [2021-11-14 00:00:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:15,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:15,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:15,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:15,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:15,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:15,262 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:15,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:15,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:15,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:16,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928587 states to 3989 states and 928587 transitions. [2021-11-14 00:00:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 928587 transitions. [2021-11-14 00:00:16,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:16,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:16,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:16,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:16,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:16,881 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:16,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:16,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:17,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:17,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:17,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:18,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930513 states to 3992 states and 930513 transitions. [2021-11-14 00:00:18,195 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 930513 transitions. [2021-11-14 00:00:18,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:18,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:18,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:18,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:18,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:18,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:18,409 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:18,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:18,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:18,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932441 states to 3995 states and 932441 transitions. [2021-11-14 00:00:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3995 states and 932441 transitions. [2021-11-14 00:00:20,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:20,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:20,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:20,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:20,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:20,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:20,131 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:20,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:20,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:20,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:21,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:21,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934371 states to 3998 states and 934371 transitions. [2021-11-14 00:00:21,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 934371 transitions. [2021-11-14 00:00:21,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:21,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:21,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:21,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:21,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:21,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:21,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:21,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:22,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:23,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936303 states to 4001 states and 936303 transitions. [2021-11-14 00:00:23,028 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 936303 transitions. [2021-11-14 00:00:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:23,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:23,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:23,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:23,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:23,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:23,240 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:23,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:23,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:23,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:24,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:24,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938237 states to 4004 states and 938237 transitions. [2021-11-14 00:00:24,758 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 938237 transitions. [2021-11-14 00:00:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:24,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:24,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:24,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:24,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:24,965 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:24,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:25,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:25,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:25,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:26,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940173 states to 4007 states and 940173 transitions. [2021-11-14 00:00:26,512 INFO L276 IsEmpty]: Start isEmpty. Operand 4007 states and 940173 transitions. [2021-11-14 00:00:26,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:26,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:26,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:26,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:26,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:26,723 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:26,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:26,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:26,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:26,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:27,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:28,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942111 states to 4010 states and 942111 transitions. [2021-11-14 00:00:28,081 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 942111 transitions. [2021-11-14 00:00:28,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:28,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:28,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:28,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:28,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:28,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:28,296 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:28,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:28,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:28,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:29,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:29,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944051 states to 4013 states and 944051 transitions. [2021-11-14 00:00:29,821 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 944051 transitions. [2021-11-14 00:00:29,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:29,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:29,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:29,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:29,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:29,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:30,034 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:30,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:30,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:30,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:31,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:31,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945993 states to 4016 states and 945993 transitions. [2021-11-14 00:00:31,572 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 945993 transitions. [2021-11-14 00:00:31,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:31,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:31,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:31,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:31,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:31,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:31,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:31,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:32,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:33,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947937 states to 4019 states and 947937 transitions. [2021-11-14 00:00:33,091 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 947937 transitions. [2021-11-14 00:00:33,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:33,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:33,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:33,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:33,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:33,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:33,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:33,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:34,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949883 states to 4022 states and 949883 transitions. [2021-11-14 00:00:34,664 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 949883 transitions. [2021-11-14 00:00:34,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:34,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:34,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:34,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:34,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:34,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:34,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:35,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951831 states to 4025 states and 951831 transitions. [2021-11-14 00:00:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 4025 states and 951831 transitions. [2021-11-14 00:00:36,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:36,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:36,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:36,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:36,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:36,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:36,400 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:36,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:36,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:36,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:37,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:37,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953781 states to 4028 states and 953781 transitions. [2021-11-14 00:00:37,914 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 953781 transitions. [2021-11-14 00:00:38,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:38,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:38,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:38,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:38,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:38,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:38,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:38,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:38,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:39,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955733 states to 4031 states and 955733 transitions. [2021-11-14 00:00:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 955733 transitions. [2021-11-14 00:00:39,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:39,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:39,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:39,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:39,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:39,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:39,667 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:39,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:39,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:39,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:41,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957687 states to 4034 states and 957687 transitions. [2021-11-14 00:00:41,204 INFO L276 IsEmpty]: Start isEmpty. Operand 4034 states and 957687 transitions. [2021-11-14 00:00:41,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:41,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:41,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:41,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:41,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:41,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:41,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:41,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:42,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959643 states to 4037 states and 959643 transitions. [2021-11-14 00:00:42,803 INFO L276 IsEmpty]: Start isEmpty. Operand 4037 states and 959643 transitions. [2021-11-14 00:00:42,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:42,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:42,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:42,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:42,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:42,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:43,024 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:43,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:43,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:43,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:44,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:44,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961601 states to 4040 states and 961601 transitions. [2021-11-14 00:00:44,564 INFO L276 IsEmpty]: Start isEmpty. Operand 4040 states and 961601 transitions. [2021-11-14 00:00:44,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:44,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:44,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:44,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:44,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:44,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:44,802 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:44,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:45,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:45,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963561 states to 4043 states and 963561 transitions. [2021-11-14 00:00:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 4043 states and 963561 transitions. [2021-11-14 00:00:46,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:46,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:46,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:46,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:46,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:46,582 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:46,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:46,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:00:46,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:47,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965523 states to 4046 states and 965523 transitions. [2021-11-14 00:00:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 965523 transitions. [2021-11-14 00:00:48,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:48,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:48,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:48,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:48,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:48,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:48,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:48,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:49,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:49,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967487 states to 4049 states and 967487 transitions. [2021-11-14 00:00:49,754 INFO L276 IsEmpty]: Start isEmpty. Operand 4049 states and 967487 transitions. [2021-11-14 00:00:49,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:49,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:49,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:49,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:00:49,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:49,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:49,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:00:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:50,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969453 states to 4052 states and 969453 transitions. [2021-11-14 00:00:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 4052 states and 969453 transitions. [2021-11-14 00:00:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:51,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:51,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:51,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:51,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:51,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:51,551 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:51,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:51,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:52,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971421 states to 4055 states and 971421 transitions. [2021-11-14 00:00:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 971421 transitions. [2021-11-14 00:00:53,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:53,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:53,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:53,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:53,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:53,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:53,321 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:53,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:53,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:54,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:54,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973391 states to 4058 states and 973391 transitions. [2021-11-14 00:00:54,891 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 973391 transitions. [2021-11-14 00:00:55,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:55,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:55,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:55,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:55,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:55,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:55,114 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:55,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:55,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:55,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:56,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975363 states to 4061 states and 975363 transitions. [2021-11-14 00:00:56,708 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 975363 transitions. [2021-11-14 00:00:56,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:56,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:56,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:56,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:56,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:56,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:56,927 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:56,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:57,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:57,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:57,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:58,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977337 states to 4064 states and 977337 transitions. [2021-11-14 00:00:58,424 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 977337 transitions. [2021-11-14 00:00:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:00:58,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:58,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:58,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:00:58,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:00:58,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:00:58,844 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:00:58,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:00:59,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:00:59,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:59,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:00,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979313 states to 4067 states and 979313 transitions. [2021-11-14 00:01:00,406 INFO L276 IsEmpty]: Start isEmpty. Operand 4067 states and 979313 transitions. [2021-11-14 00:01:00,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:00,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:00,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:00,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:00,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:00,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:00,626 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:00,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:00,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:01,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:02,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981291 states to 4070 states and 981291 transitions. [2021-11-14 00:01:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4070 states and 981291 transitions. [2021-11-14 00:01:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:02,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:02,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:02,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:01:02,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:02,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:02,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:01:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:03,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:03,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983271 states to 4073 states and 983271 transitions. [2021-11-14 00:01:03,799 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 983271 transitions. [2021-11-14 00:01:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:03,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:03,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:03,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:03,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:03,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:03,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:04,020 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:04,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:04,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:05,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:05,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985253 states to 4076 states and 985253 transitions. [2021-11-14 00:01:05,502 INFO L276 IsEmpty]: Start isEmpty. Operand 4076 states and 985253 transitions. [2021-11-14 00:01:05,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:05,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:05,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:05,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:05,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:05,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:05,727 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:05,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:05,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:06,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:07,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987237 states to 4079 states and 987237 transitions. [2021-11-14 00:01:07,475 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 987237 transitions. [2021-11-14 00:01:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:07,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:07,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:07,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:07,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:07,688 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:07,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:07,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:07,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:07,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:08,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:09,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989223 states to 4082 states and 989223 transitions. [2021-11-14 00:01:09,270 INFO L276 IsEmpty]: Start isEmpty. Operand 4082 states and 989223 transitions. [2021-11-14 00:01:09,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:09,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:09,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:09,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:09,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:09,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:09,493 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:09,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:09,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:10,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:10,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991211 states to 4085 states and 991211 transitions. [2021-11-14 00:01:10,989 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 991211 transitions. [2021-11-14 00:01:11,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:11,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:11,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:11,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:11,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:11,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:11,215 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:11,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:11,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:11,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:12,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993201 states to 4088 states and 993201 transitions. [2021-11-14 00:01:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 993201 transitions. [2021-11-14 00:01:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:12,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:12,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:12,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:12,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:12,962 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:12,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:13,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:13,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:13,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:14,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995193 states to 4091 states and 995193 transitions. [2021-11-14 00:01:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 4091 states and 995193 transitions. [2021-11-14 00:01:14,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:14,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:14,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:14,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:14,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:14,978 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:14,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:15,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:15,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:15,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:16,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:16,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997187 states to 4094 states and 997187 transitions. [2021-11-14 00:01:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 4094 states and 997187 transitions. [2021-11-14 00:01:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:16,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:16,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:16,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:16,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:16,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:16,803 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:16,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:17,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999183 states to 4097 states and 999183 transitions. [2021-11-14 00:01:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 999183 transitions. [2021-11-14 00:01:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:18,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:18,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:18,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:01:18,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:18,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:18,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:01:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:19,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:19,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001181 states to 4100 states and 1001181 transitions. [2021-11-14 00:01:19,924 INFO L276 IsEmpty]: Start isEmpty. Operand 4100 states and 1001181 transitions. [2021-11-14 00:01:20,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:20,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:20,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:20,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:20,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:20,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:20,150 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:20,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:20,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:20,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:21,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:21,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003181 states to 4103 states and 1003181 transitions. [2021-11-14 00:01:21,694 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 1003181 transitions. [2021-11-14 00:01:21,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:21,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:21,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:21,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:21,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:21,919 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:21,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:22,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:22,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:22,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:23,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:23,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005183 states to 4106 states and 1005183 transitions. [2021-11-14 00:01:23,672 INFO L276 IsEmpty]: Start isEmpty. Operand 4106 states and 1005183 transitions. [2021-11-14 00:01:23,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:23,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:23,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:23,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:23,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:23,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:23,893 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:23,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:24,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:24,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:25,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007187 states to 4109 states and 1007187 transitions. [2021-11-14 00:01:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 4109 states and 1007187 transitions. [2021-11-14 00:01:25,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:25,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:25,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:25,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:25,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:25,753 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:25,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:25,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:25,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:27,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009193 states to 4112 states and 1009193 transitions. [2021-11-14 00:01:27,381 INFO L276 IsEmpty]: Start isEmpty. Operand 4112 states and 1009193 transitions. [2021-11-14 00:01:27,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:27,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:27,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:27,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:27,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:27,603 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:27,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:27,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:27,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:27,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:28,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:29,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011201 states to 4115 states and 1011201 transitions. [2021-11-14 00:01:29,321 INFO L276 IsEmpty]: Start isEmpty. Operand 4115 states and 1011201 transitions. [2021-11-14 00:01:29,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:29,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:29,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:29,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:29,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:29,544 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:29,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:29,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:29,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:29,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:31,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013211 states to 4118 states and 1013211 transitions. [2021-11-14 00:01:31,119 INFO L276 IsEmpty]: Start isEmpty. Operand 4118 states and 1013211 transitions. [2021-11-14 00:01:31,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:31,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:31,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:31,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:31,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:31,442 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:31,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:31,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:31,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:31,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:32,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:32,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015223 states to 4121 states and 1015223 transitions. [2021-11-14 00:01:32,951 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 1015223 transitions. [2021-11-14 00:01:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:33,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:33,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:33,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:33,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:33,174 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:33,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:33,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:33,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:33,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:34,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:34,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017237 states to 4124 states and 1017237 transitions. [2021-11-14 00:01:34,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4124 states and 1017237 transitions. [2021-11-14 00:01:34,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:34,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:34,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:34,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:01:34,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:34,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:35,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:01:35,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:35,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:36,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019253 states to 4127 states and 1019253 transitions. [2021-11-14 00:01:36,386 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 1019253 transitions. [2021-11-14 00:01:36,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:36,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:36,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:36,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:36,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:36,612 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:36,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:36,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:36,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:37,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021271 states to 4130 states and 1021271 transitions. [2021-11-14 00:01:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 4130 states and 1021271 transitions. [2021-11-14 00:01:38,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:38,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:38,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:38,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:01:38,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:38,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:38,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:01:38,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:40,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023291 states to 4133 states and 1023291 transitions. [2021-11-14 00:01:40,069 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 1023291 transitions. [2021-11-14 00:01:40,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:40,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:40,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:40,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:40,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:40,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:40,301 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:40,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:40,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:40,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:41,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:41,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025313 states to 4136 states and 1025313 transitions. [2021-11-14 00:01:41,856 INFO L276 IsEmpty]: Start isEmpty. Operand 4136 states and 1025313 transitions. [2021-11-14 00:01:41,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:41,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:41,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:42,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:01:42,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:42,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:42,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:01:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:42,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:43,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027337 states to 4139 states and 1027337 transitions. [2021-11-14 00:01:43,457 INFO L276 IsEmpty]: Start isEmpty. Operand 4139 states and 1027337 transitions. [2021-11-14 00:01:43,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:43,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:43,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:43,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:43,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:43,680 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:43,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:43,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:43,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:43,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:44,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:45,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029363 states to 4142 states and 1029363 transitions. [2021-11-14 00:01:45,360 INFO L276 IsEmpty]: Start isEmpty. Operand 4142 states and 1029363 transitions. [2021-11-14 00:01:45,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:45,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:45,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:45,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:45,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:45,585 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:45,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:45,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:45,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:46,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031391 states to 4145 states and 1031391 transitions. [2021-11-14 00:01:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand 4145 states and 1031391 transitions. [2021-11-14 00:01:47,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:47,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:47,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:47,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:47,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:47,691 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:47,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:47,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:47,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:47,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:48,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:49,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033421 states to 4148 states and 1033421 transitions. [2021-11-14 00:01:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 1033421 transitions. [2021-11-14 00:01:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:49,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:49,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:49,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:49,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:49,585 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:49,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:49,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:49,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:49,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:51,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035453 states to 4151 states and 1035453 transitions. [2021-11-14 00:01:51,272 INFO L276 IsEmpty]: Start isEmpty. Operand 4151 states and 1035453 transitions. [2021-11-14 00:01:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:51,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:51,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:51,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:01:51,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:51,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:51,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:01:51,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:52,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:52,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037487 states to 4154 states and 1037487 transitions. [2021-11-14 00:01:52,977 INFO L276 IsEmpty]: Start isEmpty. Operand 4154 states and 1037487 transitions. [2021-11-14 00:01:53,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:53,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:53,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:53,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:53,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:53,204 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:53,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:53,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:53,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:53,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:54,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039523 states to 4157 states and 1039523 transitions. [2021-11-14 00:01:54,930 INFO L276 IsEmpty]: Start isEmpty. Operand 4157 states and 1039523 transitions. [2021-11-14 00:01:55,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:55,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:55,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:55,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:55,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:55,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:55,165 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:55,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:55,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:55,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:56,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041561 states to 4160 states and 1041561 transitions. [2021-11-14 00:01:56,909 INFO L276 IsEmpty]: Start isEmpty. Operand 4160 states and 1041561 transitions. [2021-11-14 00:01:57,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:57,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:57,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:57,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:57,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:57,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:01:57,144 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:57,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:57,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:57,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:01:58,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043601 states to 4163 states and 1043601 transitions. [2021-11-14 00:01:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 4163 states and 1043601 transitions. [2021-11-14 00:01:58,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:01:58,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:58,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:59,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:01:59,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:01:59,064 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:01:59,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:01:59,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:01:59,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:01:59,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:00,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:00,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045643 states to 4166 states and 1045643 transitions. [2021-11-14 00:02:00,754 INFO L276 IsEmpty]: Start isEmpty. Operand 4166 states and 1045643 transitions. [2021-11-14 00:02:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:00,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:00,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:00,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:00,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:00,983 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:00,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:01,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:01,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:02,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:02,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047687 states to 4169 states and 1047687 transitions. [2021-11-14 00:02:02,689 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 1047687 transitions. [2021-11-14 00:02:02,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:02,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:02,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:02,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:02,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:02,922 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:02,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:03,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:03,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:03,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:04,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:04,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049733 states to 4172 states and 1049733 transitions. [2021-11-14 00:02:04,782 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 1049733 transitions. [2021-11-14 00:02:04,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:04,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:04,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:04,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:04,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:05,011 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:05,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:05,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:05,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:05,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:06,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051781 states to 4175 states and 1051781 transitions. [2021-11-14 00:02:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 1051781 transitions. [2021-11-14 00:02:06,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:06,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:06,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:06,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:06,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:06,945 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:06,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:07,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:07,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:07,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:08,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053831 states to 4178 states and 1053831 transitions. [2021-11-14 00:02:08,631 INFO L276 IsEmpty]: Start isEmpty. Operand 4178 states and 1053831 transitions. [2021-11-14 00:02:08,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:08,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:08,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:08,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:08,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:08,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:08,861 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:08,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:09,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:09,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:10,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055883 states to 4181 states and 1055883 transitions. [2021-11-14 00:02:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 1055883 transitions. [2021-11-14 00:02:10,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:10,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:10,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:10,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:10,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:10,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:10,800 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:10,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:11,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:11,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057937 states to 4184 states and 1057937 transitions. [2021-11-14 00:02:12,519 INFO L276 IsEmpty]: Start isEmpty. Operand 4184 states and 1057937 transitions. [2021-11-14 00:02:12,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:12,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:12,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:12,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:02:12,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:12,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:12,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:02:12,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:13,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059993 states to 4187 states and 1059993 transitions. [2021-11-14 00:02:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 4187 states and 1059993 transitions. [2021-11-14 00:02:14,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:14,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:14,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:14,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:02:14,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:14,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:14,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:02:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:16,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062051 states to 4190 states and 1062051 transitions. [2021-11-14 00:02:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 4190 states and 1062051 transitions. [2021-11-14 00:02:16,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:16,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:16,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:16,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:02:16,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:16,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:16,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:02:16,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:17,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064111 states to 4193 states and 1064111 transitions. [2021-11-14 00:02:17,703 INFO L276 IsEmpty]: Start isEmpty. Operand 4193 states and 1064111 transitions. [2021-11-14 00:02:17,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:17,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:17,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:17,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:17,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:17,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:17,924 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:17,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:18,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:18,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:19,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:19,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066173 states to 4196 states and 1066173 transitions. [2021-11-14 00:02:19,598 INFO L276 IsEmpty]: Start isEmpty. Operand 4196 states and 1066173 transitions. [2021-11-14 00:02:19,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:19,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:19,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:19,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:19,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:19,814 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:19,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:19,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:20,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:20,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:21,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:21,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068237 states to 4199 states and 1068237 transitions. [2021-11-14 00:02:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 4199 states and 1068237 transitions. [2021-11-14 00:02:21,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:21,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:21,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:21,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:21,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:21,814 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:21,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:21,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:21,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:22,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070303 states to 4202 states and 1070303 transitions. [2021-11-14 00:02:23,186 INFO L276 IsEmpty]: Start isEmpty. Operand 4202 states and 1070303 transitions. [2021-11-14 00:02:23,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:23,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:23,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:23,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:23,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:23,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:23,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:23,359 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:23,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:23,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:24,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072371 states to 4205 states and 1072371 transitions. [2021-11-14 00:02:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 4205 states and 1072371 transitions. [2021-11-14 00:02:24,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:24,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:24,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:24,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:24,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:24,825 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:24,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:24,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:24,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:24,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:25,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074441 states to 4208 states and 1074441 transitions. [2021-11-14 00:02:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 1074441 transitions. [2021-11-14 00:02:26,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:26,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:26,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:26,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:26,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:26,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:26,319 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:26,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:26,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:26,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:27,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:27,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076513 states to 4211 states and 1076513 transitions. [2021-11-14 00:02:27,634 INFO L276 IsEmpty]: Start isEmpty. Operand 4211 states and 1076513 transitions. [2021-11-14 00:02:27,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:27,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:27,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:27,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:27,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:27,813 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:27,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:27,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:27,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:27,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:28,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:29,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078587 states to 4214 states and 1078587 transitions. [2021-11-14 00:02:29,311 INFO L276 IsEmpty]: Start isEmpty. Operand 4214 states and 1078587 transitions. [2021-11-14 00:02:29,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:29,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:29,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:29,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:02:29,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:29,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:29,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:02:29,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:30,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:30,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080663 states to 4217 states and 1080663 transitions. [2021-11-14 00:02:30,612 INFO L276 IsEmpty]: Start isEmpty. Operand 4217 states and 1080663 transitions. [2021-11-14 00:02:30,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:30,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:30,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:30,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:30,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:30,786 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:30,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:30,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:30,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:31,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:32,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082741 states to 4220 states and 1082741 transitions. [2021-11-14 00:02:32,094 INFO L276 IsEmpty]: Start isEmpty. Operand 4220 states and 1082741 transitions. [2021-11-14 00:02:32,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:32,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:32,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:32,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:02:32,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:32,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:32,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:02:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:33,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:33,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084821 states to 4223 states and 1084821 transitions. [2021-11-14 00:02:33,411 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 1084821 transitions. [2021-11-14 00:02:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:33,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:33,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:33,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:02:33,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:33,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:33,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:02:33,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:34,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086903 states to 4226 states and 1086903 transitions. [2021-11-14 00:02:34,706 INFO L276 IsEmpty]: Start isEmpty. Operand 4226 states and 1086903 transitions. [2021-11-14 00:02:34,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:34,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:34,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:34,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:34,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:34,877 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:34,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:34,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:35,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:35,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:35,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088987 states to 4229 states and 1088987 transitions. [2021-11-14 00:02:36,189 INFO L276 IsEmpty]: Start isEmpty. Operand 4229 states and 1088987 transitions. [2021-11-14 00:02:36,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:36,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:36,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:36,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:36,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:36,499 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:36,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:36,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:36,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:36,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:37,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:37,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091073 states to 4232 states and 1091073 transitions. [2021-11-14 00:02:37,792 INFO L276 IsEmpty]: Start isEmpty. Operand 4232 states and 1091073 transitions. [2021-11-14 00:02:37,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:37,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:37,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:37,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 00:02:37,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:37,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:37,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-14 00:02:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:38,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:39,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093161 states to 4235 states and 1093161 transitions. [2021-11-14 00:02:39,108 INFO L276 IsEmpty]: Start isEmpty. Operand 4235 states and 1093161 transitions. [2021-11-14 00:02:39,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:39,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:39,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:39,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:39,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:39,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:39,283 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:39,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:39,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:40,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:40,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095251 states to 4238 states and 1095251 transitions. [2021-11-14 00:02:40,580 INFO L276 IsEmpty]: Start isEmpty. Operand 4238 states and 1095251 transitions. [2021-11-14 00:02:40,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:40,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:40,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:40,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:40,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:40,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:40,764 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:40,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:40,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:41,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:42,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097343 states to 4241 states and 1097343 transitions. [2021-11-14 00:02:42,086 INFO L276 IsEmpty]: Start isEmpty. Operand 4241 states and 1097343 transitions. [2021-11-14 00:02:42,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:42,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:42,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:42,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:42,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:42,261 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:42,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:42,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:42,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:42,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:43,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099437 states to 4244 states and 1099437 transitions. [2021-11-14 00:02:43,732 INFO L276 IsEmpty]: Start isEmpty. Operand 4244 states and 1099437 transitions. [2021-11-14 00:02:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:43,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:43,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:43,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:43,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:43,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:43,885 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:43,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:44,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:44,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:44,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:45,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101533 states to 4247 states and 1101533 transitions. [2021-11-14 00:02:45,212 INFO L276 IsEmpty]: Start isEmpty. Operand 4247 states and 1101533 transitions. [2021-11-14 00:02:45,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:45,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:45,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:45,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:45,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:45,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:45,392 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:45,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:45,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:45,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:46,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:46,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103631 states to 4250 states and 1103631 transitions. [2021-11-14 00:02:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 4250 states and 1103631 transitions. [2021-11-14 00:02:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:46,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:46,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:46,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:46,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:46,893 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:46,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:46,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:47,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:47,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:47,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:48,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105731 states to 4253 states and 1105731 transitions. [2021-11-14 00:02:48,221 INFO L276 IsEmpty]: Start isEmpty. Operand 4253 states and 1105731 transitions. [2021-11-14 00:02:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:48,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:48,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:48,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:48,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:48,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:48,402 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:48,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:48,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:48,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:49,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107833 states to 4256 states and 1107833 transitions. [2021-11-14 00:02:49,749 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 1107833 transitions. [2021-11-14 00:02:49,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:49,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:49,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:49,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:49,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:49,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:49,927 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:49,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:50,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:50,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109937 states to 4259 states and 1109937 transitions. [2021-11-14 00:02:51,365 INFO L276 IsEmpty]: Start isEmpty. Operand 4259 states and 1109937 transitions. [2021-11-14 00:02:51,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:51,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:51,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:51,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:51,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:51,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:51,524 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:51,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:51,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:51,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:52,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:52,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112043 states to 4262 states and 1112043 transitions. [2021-11-14 00:02:52,846 INFO L276 IsEmpty]: Start isEmpty. Operand 4262 states and 1112043 transitions. [2021-11-14 00:02:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:52,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:52,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:52,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:52,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:52,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-14 00:02:53,024 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:53,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:53,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:53,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:54,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114151 states to 4265 states and 1114151 transitions. [2021-11-14 00:02:54,336 INFO L276 IsEmpty]: Start isEmpty. Operand 4265 states and 1114151 transitions. [2021-11-14 00:02:54,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:54,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:54,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:54,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:54,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:54,510 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:54,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:54,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:54,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116261 states to 4268 states and 1116261 transitions. [2021-11-14 00:02:55,843 INFO L276 IsEmpty]: Start isEmpty. Operand 4268 states and 1116261 transitions. [2021-11-14 00:02:55,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:55,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:55,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:55,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:55,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:56,018 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:56,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:56,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:56,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:02:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:57,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118373 states to 4271 states and 1118373 transitions. [2021-11-14 00:02:57,364 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 1118373 transitions. [2021-11-14 00:02:57,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-14 00:02:57,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:57,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:57,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-14 00:02:57,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 00:02:57,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-14 00:02:57,547 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-14 00:02:57,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-14 00:02:57,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-14 00:02:57,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.